Home / 132,158.09-182,375.53-74,796.38

Finding the Fourth Proportional to 132,158.09, 182,375.53 and 74,796.38

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Solution

The fourth proportional to 132,158.09, 182,375.53 and 74,796.38 is: 103,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,158.09 : 182,375.53 = 74,796.38 : x
  2. Step 2: Convert to fraction form
    132,158.09/182,375.53 = 74,796.38/x
  3. Step 3: Cross multiply
    132,158.09x = 182,375.53 × 74,796.38
  4. Step 4: Simplify right side
    132,158.09x = 13,641,029,029.62
  5. Step 5: Solve for x
    x = 13,641,029,029.62/132,158.09
  6. Step 6: Final answer
    x = 103,217.51

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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.