Home / 92,136.56-127,143.08-51,851.92

Finding the Fourth Proportional to 92,136.56, 127,143.08 and 51,851.92

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Solution

The fourth proportional to 92,136.56, 127,143.08 and 51,851.92 is: 71,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,136.56 : 127,143.08 = 51,851.92 : x
  2. Step 2: Convert to fraction form
    92,136.56/127,143.08 = 51,851.92/x
  3. Step 3: Cross multiply
    92,136.56x = 127,143.08 × 51,851.92
  4. Step 4: Simplify right side
    92,136.56x = 6,592,612,812.71
  5. Step 5: Solve for x
    x = 6,592,612,812.71/92,136.56
  6. Step 6: Final answer
    x = 71,552.63

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1.5x scale

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.