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Finding the Fourth Proportional to 109,777.57, 151,491.08 and 62,029.89

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Solution

The fourth proportional to 109,777.57, 151,491.08 and 62,029.89 is: 85,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,777.57 : 151,491.08 = 62,029.89 : x
  2. Step 2: Convert to fraction form
    109,777.57/151,491.08 = 62,029.89/x
  3. Step 3: Cross multiply
    109,777.57x = 151,491.08 × 62,029.89
  4. Step 4: Simplify right side
    109,777.57x = 9,396,974,718.23
  5. Step 5: Solve for x
    x = 9,396,974,718.23/109,777.57
  6. Step 6: Final answer
    x = 85,600.14

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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.