Home / 126,332.52-174,334.50-75,318.96

Finding the Fourth Proportional to 126,332.52, 174,334.50 and 75,318.96

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Solution

The fourth proportional to 126,332.52, 174,334.50 and 75,318.96 is: 103,937.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,332.52 : 174,334.50 = 75,318.96 : x
  2. Step 2: Convert to fraction form
    126,332.52/174,334.50 = 75,318.96/x
  3. Step 3: Cross multiply
    126,332.52x = 174,334.50 × 75,318.96
  4. Step 4: Simplify right side
    126,332.52x = 13,130,693,232.12
  5. Step 5: Solve for x
    x = 13,130,693,232.12/126,332.52
  6. Step 6: Final answer
    x = 103,937.55

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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.