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Finding the Fourth Proportional to 61,352.64, 92,006.28 and 36,398.16

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Solution

The fourth proportional to 61,352.64, 92,006.28 and 36,398.16 is: 54,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,352.64 : 92,006.28 = 36,398.16 : x
  2. Step 2: Convert to fraction form
    61,352.64/92,006.28 = 36,398.16/x
  3. Step 3: Cross multiply
    61,352.64x = 92,006.28 × 36,398.16
  4. Step 4: Simplify right side
    61,352.64x = 3,348,859,300.44
  5. Step 5: Solve for x
    x = 3,348,859,300.44/61,352.64
  6. Step 6: Final answer
    x = 54,583.78

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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.