Home / 48,059.94-72,089.70-12,999.48

Finding the Fourth Proportional to 48,059.94, 72,089.70 and 12,999.48

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Solution

The fourth proportional to 48,059.94, 72,089.70 and 12,999.48 is: 19,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,059.94 : 72,089.70 = 12,999.48 : x
  2. Step 2: Convert to fraction form
    48,059.94/72,089.70 = 12,999.48/x
  3. Step 3: Cross multiply
    48,059.94x = 72,089.70 × 12,999.48
  4. Step 4: Simplify right side
    48,059.94x = 937,128,613.36
  5. Step 5: Solve for x
    x = 937,128,613.36/48,059.94
  6. Step 6: Final answer
    x = 19,499.16

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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.