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Finding the Fourth Proportional to 61,788.19, 92,689.49 and 22,363.87

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Solution

The fourth proportional to 61,788.19, 92,689.49 and 22,363.87 is: 33,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,788.19 : 92,689.49 = 22,363.87 : x
  2. Step 2: Convert to fraction form
    61,788.19/92,689.49 = 22,363.87/x
  3. Step 3: Cross multiply
    61,788.19x = 92,689.49 × 22,363.87
  4. Step 4: Simplify right side
    61,788.19x = 2,072,895,129.46
  5. Step 5: Solve for x
    x = 2,072,895,129.46/61,788.19
  6. Step 6: Final answer
    x = 33,548.41

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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.