Home / 140,136.48-193,257.72-92,306.70

Finding the Fourth Proportional to 140,136.48, 193,257.72 and 92,306.70

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Solution

The fourth proportional to 140,136.48, 193,257.72 and 92,306.70 is: 127,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,136.48 : 193,257.72 = 92,306.70 : x
  2. Step 2: Convert to fraction form
    140,136.48/193,257.72 = 92,306.70/x
  3. Step 3: Cross multiply
    140,136.48x = 193,257.72 × 92,306.70
  4. Step 4: Simplify right side
    140,136.48x = 17,838,982,382.72
  5. Step 5: Solve for x
    x = 17,838,982,382.72/140,136.48
  6. Step 6: Final answer
    x = 127,297.21

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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.