Home / 126,332.43-174,334.19-69,742.59

Finding the Fourth Proportional to 126,332.43, 174,334.19 and 69,742.59

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Solution

The fourth proportional to 126,332.43, 174,334.19 and 69,742.59 is: 96,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,332.43 : 174,334.19 = 69,742.59 : x
  2. Step 2: Convert to fraction form
    126,332.43/174,334.19 = 69,742.59/x
  3. Step 3: Cross multiply
    126,332.43x = 174,334.19 × 69,742.59
  4. Step 4: Simplify right side
    126,332.43x = 12,158,517,587.44
  5. Step 5: Solve for x
    x = 12,158,517,587.44/126,332.43
  6. Step 6: Final answer
    x = 96,242.25

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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.