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Finding the Fourth Proportional to 83,086.56, 124,524 and 59,758.56

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Solution

The fourth proportional to 83,086.56, 124,524 and 59,758.56 is: 89,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,086.56 : 124,524 = 59,758.56 : x
  2. Step 2: Convert to fraction form
    83,086.56/124,524 = 59,758.56/x
  3. Step 3: Cross multiply
    83,086.56x = 124,524 × 59,758.56
  4. Step 4: Simplify right side
    83,086.56x = 7,441,374,925.44
  5. Step 5: Solve for x
    x = 7,441,374,925.44/83,086.56
  6. Step 6: Final answer
    x = 89,561.72

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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.