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Finding the Fourth Proportional to 58,741.92, 88,112.48 and 14,369.31

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Solution

The fourth proportional to 58,741.92, 88,112.48 and 14,369.31 is: 21,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,741.92 : 88,112.48 = 14,369.31 : x
  2. Step 2: Convert to fraction form
    58,741.92/88,112.48 = 14,369.31/x
  3. Step 3: Cross multiply
    58,741.92x = 88,112.48 × 14,369.31
  4. Step 4: Simplify right side
    58,741.92x = 1,266,115,468.14
  5. Step 5: Solve for x
    x = 1,266,115,468.14/58,741.92
  6. Step 6: Final answer
    x = 21,553.87

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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.