Home / 132,295.68-182,034.54-129,146.40

Finding the Fourth Proportional to 132,295.68, 182,034.54 and 129,146.40

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Solution

The fourth proportional to 132,295.68, 182,034.54 and 129,146.40 is: 177,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,295.68 : 182,034.54 = 129,146.40 : x
  2. Step 2: Convert to fraction form
    132,295.68/182,034.54 = 129,146.40/x
  3. Step 3: Cross multiply
    132,295.68x = 182,034.54 × 129,146.40
  4. Step 4: Simplify right side
    132,295.68x = 23,509,105,516.66
  5. Step 5: Solve for x
    x = 23,509,105,516.66/132,295.68
  6. Step 6: Final answer
    x = 177,701.23

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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.