Home / 132,813.38-183,277.13-72,382.73

Finding the Fourth Proportional to 132,813.38, 183,277.13 and 72,382.73

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Solution

The fourth proportional to 132,813.38, 183,277.13 and 72,382.73 is: 99,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,813.38 : 183,277.13 = 72,382.73 : x
  2. Step 2: Convert to fraction form
    132,813.38/183,277.13 = 72,382.73/x
  3. Step 3: Cross multiply
    132,813.38x = 183,277.13 × 72,382.73
  4. Step 4: Simplify right side
    132,813.38x = 13,266,098,144.82
  5. Step 5: Solve for x
    x = 13,266,098,144.82/132,813.38
  6. Step 6: Final answer
    x = 99,885.25

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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.