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Finding the Fourth Proportional to 58,763.52, 88,092 and 21,314.88

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Solution

The fourth proportional to 58,763.52, 88,092 and 21,314.88 is: 31,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,763.52 : 88,092 = 21,314.88 : x
  2. Step 2: Convert to fraction form
    58,763.52/88,092 = 21,314.88/x
  3. Step 3: Cross multiply
    58,763.52x = 88,092 × 21,314.88
  4. Step 4: Simplify right side
    58,763.52x = 1,877,670,408.96
  5. Step 5: Solve for x
    x = 1,877,670,408.96/58,763.52
  6. Step 6: Final answer
    x = 31,952.99

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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.