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Finding the Fourth Proportional to 41,801.68, 57,686.16 and 22,939.12

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Solution

The fourth proportional to 41,801.68, 57,686.16 and 22,939.12 is: 31,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,801.68 : 57,686.16 = 22,939.12 : x
  2. Step 2: Convert to fraction form
    41,801.68/57,686.16 = 22,939.12/x
  3. Step 3: Cross multiply
    41,801.68x = 57,686.16 × 22,939.12
  4. Step 4: Simplify right side
    41,801.68x = 1,323,269,746.58
  5. Step 5: Solve for x
    x = 1,323,269,746.58/41,801.68
  6. Step 6: Final answer
    x = 31,655.90

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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.