Home / 57,201.50-85,803.38-40,265.24

Finding the Fourth Proportional to 57,201.50, 85,803.38 and 40,265.24

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Solution

The fourth proportional to 57,201.50, 85,803.38 and 40,265.24 is: 60,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,201.50 : 85,803.38 = 40,265.24 : x
  2. Step 2: Convert to fraction form
    57,201.50/85,803.38 = 40,265.24/x
  3. Step 3: Cross multiply
    57,201.50x = 85,803.38 × 40,265.24
  4. Step 4: Simplify right side
    57,201.50x = 3,454,893,209.16
  5. Step 5: Solve for x
    x = 3,454,893,209.16/57,201.50
  6. Step 6: Final answer
    x = 60,398.65

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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.