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Finding the Fourth Proportional to 58,378.89, 87,601.64 and 22,843.10

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Solution

The fourth proportional to 58,378.89, 87,601.64 and 22,843.10 is: 34,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,378.89 : 87,601.64 = 22,843.10 : x
  2. Step 2: Convert to fraction form
    58,378.89/87,601.64 = 22,843.10/x
  3. Step 3: Cross multiply
    58,378.89x = 87,601.64 × 22,843.10
  4. Step 4: Simplify right side
    58,378.89x = 2,001,093,127.47
  5. Step 5: Solve for x
    x = 2,001,093,127.47/58,378.89
  6. Step 6: Final answer
    x = 34,277.68

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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.