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Finding the Fourth Proportional to 80,513.00, 110,925.15 and 62,301.09

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Solution

The fourth proportional to 80,513.00, 110,925.15 and 62,301.09 is: 85,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,513.00 : 110,925.15 = 62,301.09 : x
  2. Step 2: Convert to fraction form
    80,513.00/110,925.15 = 62,301.09/x
  3. Step 3: Cross multiply
    80,513.00x = 110,925.15 × 62,301.09
  4. Step 4: Simplify right side
    80,513.00x = 6,910,757,753.41
  5. Step 5: Solve for x
    x = 6,910,757,753.41/80,513.00
  6. Step 6: Final answer
    x = 85,834.07

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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.