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Finding the Fourth Proportional to 58,892.57, 88,367.20 and 29,312.99

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Solution

The fourth proportional to 58,892.57, 88,367.20 and 29,312.99 is: 43,983.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,892.57 : 88,367.20 = 29,312.99 : x
  2. Step 2: Convert to fraction form
    58,892.57/88,367.20 = 29,312.99/x
  3. Step 3: Cross multiply
    58,892.57x = 88,367.20 × 29,312.99
  4. Step 4: Simplify right side
    58,892.57x = 2,590,306,261.53
  5. Step 5: Solve for x
    x = 2,590,306,261.53/58,892.57
  6. Step 6: Final answer
    x = 43,983.59

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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.