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Finding the Fourth Proportional to 59,582.79, 89,374.14 and 15,209.55

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Solution

The fourth proportional to 59,582.79, 89,374.14 and 15,209.55 is: 22,814.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,582.79 : 89,374.14 = 15,209.55 : x
  2. Step 2: Convert to fraction form
    59,582.79/89,374.14 = 15,209.55/x
  3. Step 3: Cross multiply
    59,582.79x = 89,374.14 × 15,209.55
  4. Step 4: Simplify right side
    59,582.79x = 1,359,340,451.04
  5. Step 5: Solve for x
    x = 1,359,340,451.04/59,582.79
  6. Step 6: Final answer
    x = 22,814.31

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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.