Home / 92,151.38-127,175.55-51,869.18

Finding the Fourth Proportional to 92,151.38, 127,175.55 and 51,869.18

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Solution

The fourth proportional to 92,151.38, 127,175.55 and 51,869.18 is: 71,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,151.38 : 127,175.55 = 51,869.18 : x
  2. Step 2: Convert to fraction form
    92,151.38/127,175.55 = 51,869.18/x
  3. Step 3: Cross multiply
    92,151.38x = 127,175.55 × 51,869.18
  4. Step 4: Simplify right side
    92,151.38x = 6,596,491,494.55
  5. Step 5: Solve for x
    x = 6,596,491,494.55/92,151.38
  6. Step 6: Final answer
    x = 71,583.21

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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.