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Finding the Fourth Proportional to 61,887.92, 85,406.27 and 33,593.58

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Solution

The fourth proportional to 61,887.92, 85,406.27 and 33,593.58 is: 46,359.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,887.92 : 85,406.27 = 33,593.58 : x
  2. Step 2: Convert to fraction form
    61,887.92/85,406.27 = 33,593.58/x
  3. Step 3: Cross multiply
    61,887.92x = 85,406.27 × 33,593.58
  4. Step 4: Simplify right side
    61,887.92x = 2,869,102,195.78
  5. Step 5: Solve for x
    x = 2,869,102,195.78/61,887.92
  6. Step 6: Final answer
    x = 46,359.65

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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.