Home / 124,878.92-187,314.02-54,758.84

Finding the Fourth Proportional to 124,878.92, 187,314.02 and 54,758.84

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Solution

The fourth proportional to 124,878.92, 187,314.02 and 54,758.84 is: 82,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,878.92 : 187,314.02 = 54,758.84 : x
  2. Step 2: Convert to fraction form
    124,878.92/187,314.02 = 54,758.84/x
  3. Step 3: Cross multiply
    124,878.92x = 187,314.02 × 54,758.84
  4. Step 4: Simplify right side
    124,878.92x = 10,257,098,450.94
  5. Step 5: Solve for x
    x = 10,257,098,450.94/124,878.92
  6. Step 6: Final answer
    x = 82,136.35

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1.5x scale

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.