Home / 123,239.28-170,071.86-69,524.13

Finding the Fourth Proportional to 123,239.28, 170,071.86 and 69,524.13

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Solution

The fourth proportional to 123,239.28, 170,071.86 and 69,524.13 is: 95,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,239.28 : 170,071.86 = 69,524.13 : x
  2. Step 2: Convert to fraction form
    123,239.28/170,071.86 = 69,524.13/x
  3. Step 3: Cross multiply
    123,239.28x = 170,071.86 × 69,524.13
  4. Step 4: Simplify right side
    123,239.28x = 11,824,098,103.98
  5. Step 5: Solve for x
    x = 11,824,098,103.98/123,239.28
  6. Step 6: Final answer
    x = 95,944.23

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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.