Home / 41,335.92-57,056.40-39,220.02

Finding the Fourth Proportional to 41,335.92, 57,056.40 and 39,220.02

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Solution

The fourth proportional to 41,335.92, 57,056.40 and 39,220.02 is: 54,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,335.92 : 57,056.40 = 39,220.02 : x
  2. Step 2: Convert to fraction form
    41,335.92/57,056.40 = 39,220.02/x
  3. Step 3: Cross multiply
    41,335.92x = 57,056.40 × 39,220.02
  4. Step 4: Simplify right side
    41,335.92x = 2,237,753,149.13
  5. Step 5: Solve for x
    x = 2,237,753,149.13/41,335.92
  6. Step 6: Final answer
    x = 54,135.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.