Home / 126,327.39-174,331.80-69,739.17

Finding the Fourth Proportional to 126,327.39, 174,331.80 and 69,739.17

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Solution

The fourth proportional to 126,327.39, 174,331.80 and 69,739.17 is: 96,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327.39 : 174,331.80 = 69,739.17 : x
  2. Step 2: Convert to fraction form
    126,327.39/174,331.80 = 69,739.17/x
  3. Step 3: Cross multiply
    126,327.39x = 174,331.80 × 69,739.17
  4. Step 4: Simplify right side
    126,327.39x = 12,157,755,036.61
  5. Step 5: Solve for x
    x = 12,157,755,036.61/126,327.39
  6. Step 6: Final answer
    x = 96,240.06

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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.