Home / 132,591.39-182,995.40-74,454.64

Finding the Fourth Proportional to 132,591.39, 182,995.40 and 74,454.64

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Solution

The fourth proportional to 132,591.39, 182,995.40 and 74,454.64 is: 102,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,591.39 : 182,995.40 = 74,454.64 : x
  2. Step 2: Convert to fraction form
    132,591.39/182,995.40 = 74,454.64/x
  3. Step 3: Cross multiply
    132,591.39x = 182,995.40 × 74,454.64
  4. Step 4: Simplify right side
    132,591.39x = 13,624,856,628.66
  5. Step 5: Solve for x
    x = 13,624,856,628.66/132,591.39
  6. Step 6: Final answer
    x = 102,758.23

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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.