Home / 123,327.14-170,191.46-66,738.52

Finding the Fourth Proportional to 123,327.14, 170,191.46 and 66,738.52

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Solution

The fourth proportional to 123,327.14, 170,191.46 and 66,738.52 is: 92,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,327.14 : 170,191.46 = 66,738.52 : x
  2. Step 2: Convert to fraction form
    123,327.14/170,191.46 = 66,738.52/x
  3. Step 3: Cross multiply
    123,327.14x = 170,191.46 × 66,738.52
  4. Step 4: Simplify right side
    123,327.14x = 11,358,325,397.87
  5. Step 5: Solve for x
    x = 11,358,325,397.87/123,327.14
  6. Step 6: Final answer
    x = 92,099.15

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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.