Home / 48,059.52-72,090.24-12,999.36

Finding the Fourth Proportional to 48,059.52, 72,090.24 and 12,999.36

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Solution

The fourth proportional to 48,059.52, 72,090.24 and 12,999.36 is: 19,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,059.52 : 72,090.24 = 12,999.36 : x
  2. Step 2: Convert to fraction form
    48,059.52/72,090.24 = 12,999.36/x
  3. Step 3: Cross multiply
    48,059.52x = 72,090.24 × 12,999.36
  4. Step 4: Simplify right side
    48,059.52x = 937,126,982.25
  5. Step 5: Solve for x
    x = 937,126,982.25/48,059.52
  6. Step 6: Final answer
    x = 19,499.30

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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.