Home / 132,576.34-182,955.72-72,146.92

Finding the Fourth Proportional to 132,576.34, 182,955.72 and 72,146.92

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Solution

The fourth proportional to 132,576.34, 182,955.72 and 72,146.92 is: 99,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,576.34 : 182,955.72 = 72,146.92 : x
  2. Step 2: Convert to fraction form
    132,576.34/182,955.72 = 72,146.92/x
  3. Step 3: Cross multiply
    132,576.34x = 182,955.72 × 72,146.92
  4. Step 4: Simplify right side
    132,576.34x = 13,199,691,694.38
  5. Step 5: Solve for x
    x = 13,199,691,694.38/132,576.34
  6. Step 6: Final answer
    x = 99,562.95

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1.5x scale

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.