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Finding the Fourth Proportional to 59,184.82, 88,744.47 and 19,720.42

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Solution

The fourth proportional to 59,184.82, 88,744.47 and 19,720.42 is: 29,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,184.82 : 88,744.47 = 19,720.42 : x
  2. Step 2: Convert to fraction form
    59,184.82/88,744.47 = 19,720.42/x
  3. Step 3: Cross multiply
    59,184.82x = 88,744.47 × 19,720.42
  4. Step 4: Simplify right side
    59,184.82x = 1,750,078,221.08
  5. Step 5: Solve for x
    x = 1,750,078,221.08/59,184.82
  6. Step 6: Final answer
    x = 29,569.71

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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.