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Finding the Fourth Proportional to 77,414.93, 106,709.13 and 58,265.91

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Solution

The fourth proportional to 77,414.93, 106,709.13 and 58,265.91 is: 80,314.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,414.93 : 106,709.13 = 58,265.91 : x
  2. Step 2: Convert to fraction form
    77,414.93/106,709.13 = 58,265.91/x
  3. Step 3: Cross multiply
    77,414.93x = 106,709.13 × 58,265.91
  4. Step 4: Simplify right side
    77,414.93x = 6,217,504,564.76
  5. Step 5: Solve for x
    x = 6,217,504,564.76/77,414.93
  6. Step 6: Final answer
    x = 80,314.03

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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.