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Finding the Fourth Proportional to 59,186.61, 88,780.25 and 19,743.61

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Solution

The fourth proportional to 59,186.61, 88,780.25 and 19,743.61 is: 29,615.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,186.61 : 88,780.25 = 19,743.61 : x
  2. Step 2: Convert to fraction form
    59,186.61/88,780.25 = 19,743.61/x
  3. Step 3: Cross multiply
    59,186.61x = 88,780.25 × 19,743.61
  4. Step 4: Simplify right side
    59,186.61x = 1,752,842,631.70
  5. Step 5: Solve for x
    x = 1,752,842,631.70/59,186.61
  6. Step 6: Final answer
    x = 29,615.53

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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.