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Finding the Fourth Proportional to 61,882.92, 85,417.83 and 39,526.92

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Solution

The fourth proportional to 61,882.92, 85,417.83 and 39,526.92 is: 54,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,882.92 : 85,417.83 = 39,526.92 : x
  2. Step 2: Convert to fraction form
    61,882.92/85,417.83 = 39,526.92/x
  3. Step 3: Cross multiply
    61,882.92x = 85,417.83 × 39,526.92
  4. Step 4: Simplify right side
    61,882.92x = 3,376,303,732.98
  5. Step 5: Solve for x
    x = 3,376,303,732.98/61,882.92
  6. Step 6: Final answer
    x = 54,559.54

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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.