Home / 126,322.43-174,320.39-69,732.59

Finding the Fourth Proportional to 126,322.43, 174,320.39 and 69,732.59

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Solution

The fourth proportional to 126,322.43, 174,320.39 and 69,732.59 is: 96,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,322.43 : 174,320.39 = 69,732.59 : x
  2. Step 2: Convert to fraction form
    126,322.43/174,320.39 = 69,732.59/x
  3. Step 3: Cross multiply
    126,322.43x = 174,320.39 × 69,732.59
  4. Step 4: Simplify right side
    126,322.43x = 12,155,811,935.85
  5. Step 5: Solve for x
    x = 12,155,811,935.85/126,322.43
  6. Step 6: Final answer
    x = 96,228.45

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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.