Home / 92,136.20-127,146.42-51,849.92

Finding the Fourth Proportional to 92,136.20, 127,146.42 and 51,849.92

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Solution

The fourth proportional to 92,136.20, 127,146.42 and 51,849.92 is: 71,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,136.20 : 127,146.42 = 51,849.92 : x
  2. Step 2: Convert to fraction form
    92,136.20/127,146.42 = 51,849.92/x
  3. Step 3: Cross multiply
    92,136.20x = 127,146.42 × 51,849.92
  4. Step 4: Simplify right side
    92,136.20x = 6,592,531,705.29
  5. Step 5: Solve for x
    x = 6,592,531,705.29/92,136.20
  6. Step 6: Final answer
    x = 71,552.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.