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Finding the Fourth Proportional to 58,898.50, 88,376.10 and 29,318.92

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Solution

The fourth proportional to 58,898.50, 88,376.10 and 29,318.92 is: 43,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,898.50 : 88,376.10 = 29,318.92 : x
  2. Step 2: Convert to fraction form
    58,898.50/88,376.10 = 29,318.92/x
  3. Step 3: Cross multiply
    58,898.50x = 88,376.10 × 29,318.92
  4. Step 4: Simplify right side
    58,898.50x = 2,591,091,805.81
  5. Step 5: Solve for x
    x = 2,591,091,805.81/58,898.50
  6. Step 6: Final answer
    x = 43,992.49

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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.