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Finding the Fourth Proportional to 61,710.75, 92,566.43 and 14,963.63

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Solution

The fourth proportional to 61,710.75, 92,566.43 and 14,963.63 is: 22,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,710.75 : 92,566.43 = 14,963.63 : x
  2. Step 2: Convert to fraction form
    61,710.75/92,566.43 = 14,963.63/x
  3. Step 3: Cross multiply
    61,710.75x = 92,566.43 × 14,963.63
  4. Step 4: Simplify right side
    61,710.75x = 1,385,129,327.40
  5. Step 5: Solve for x
    x = 1,385,129,327.40/61,710.75
  6. Step 6: Final answer
    x = 22,445.51

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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.