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Finding the Fourth Proportional to 61,668.24, 92,502.52 and 14,921.04

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Solution

The fourth proportional to 61,668.24, 92,502.52 and 14,921.04 is: 22,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,668.24 : 92,502.52 = 14,921.04 : x
  2. Step 2: Convert to fraction form
    61,668.24/92,502.52 = 14,921.04/x
  3. Step 3: Cross multiply
    61,668.24x = 92,502.52 × 14,921.04
  4. Step 4: Simplify right side
    61,668.24x = 1,380,233,801.02
  5. Step 5: Solve for x
    x = 1,380,233,801.02/61,668.24
  6. Step 6: Final answer
    x = 22,381.60

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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.