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Finding the Fourth Proportional to 83,999.00, 125,935.13 and 50,711.15

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Solution

The fourth proportional to 83,999.00, 125,935.13 and 50,711.15 is: 76,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,999.00 : 125,935.13 = 50,711.15 : x
  2. Step 2: Convert to fraction form
    83,999.00/125,935.13 = 50,711.15/x
  3. Step 3: Cross multiply
    83,999.00x = 125,935.13 × 50,711.15
  4. Step 4: Simplify right side
    83,999.00x = 6,386,315,709.32
  5. Step 5: Solve for x
    x = 6,386,315,709.32/83,999.00
  6. Step 6: Final answer
    x = 76,028.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.