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Finding the Fourth Proportional to 58,842.87, 88,195.86 and 27,186.45

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Solution

The fourth proportional to 58,842.87, 88,195.86 and 27,186.45 is: 40,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,842.87 : 88,195.86 = 27,186.45 : x
  2. Step 2: Convert to fraction form
    58,842.87/88,195.86 = 27,186.45/x
  3. Step 3: Cross multiply
    58,842.87x = 88,195.86 × 27,186.45
  4. Step 4: Simplify right side
    58,842.87x = 2,397,732,338.10
  5. Step 5: Solve for x
    x = 2,397,732,338.10/58,842.87
  6. Step 6: Final answer
    x = 40,748.05

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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.