Home / 48,059.08-72,114.48-19,998.49

Finding the Fourth Proportional to 48,059.08, 72,114.48 and 19,998.49

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Solution

The fourth proportional to 48,059.08, 72,114.48 and 19,998.49 is: 30,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,059.08 : 72,114.48 = 19,998.49 : x
  2. Step 2: Convert to fraction form
    48,059.08/72,114.48 = 19,998.49/x
  3. Step 3: Cross multiply
    48,059.08x = 72,114.48 × 19,998.49
  4. Step 4: Simplify right side
    48,059.08x = 1,442,180,707.14
  5. Step 5: Solve for x
    x = 1,442,180,707.14/48,059.08
  6. Step 6: Final answer
    x = 30,008.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.