Home / 123,713.23-170,726.24-67,124.60

Finding the Fourth Proportional to 123,713.23, 170,726.24 and 67,124.60

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Solution

The fourth proportional to 123,713.23, 170,726.24 and 67,124.60 is: 92,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,713.23 : 170,726.24 = 67,124.60 : x
  2. Step 2: Convert to fraction form
    123,713.23/170,726.24 = 67,124.60/x
  3. Step 3: Cross multiply
    123,713.23x = 170,726.24 × 67,124.60
  4. Step 4: Simplify right side
    123,713.23x = 11,459,930,233.88
  5. Step 5: Solve for x
    x = 11,459,930,233.88/123,713.23
  6. Step 6: Final answer
    x = 92,633.02

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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.