Home / 132,434.19-182,753.24-75,072.69

Finding the Fourth Proportional to 132,434.19, 182,753.24 and 75,072.69

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Solution

The fourth proportional to 132,434.19, 182,753.24 and 75,072.69 is: 103,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,434.19 : 182,753.24 = 75,072.69 : x
  2. Step 2: Convert to fraction form
    132,434.19/182,753.24 = 75,072.69/x
  3. Step 3: Cross multiply
    132,434.19x = 182,753.24 × 75,072.69
  4. Step 4: Simplify right side
    132,434.19x = 13,719,777,333.02
  5. Step 5: Solve for x
    x = 13,719,777,333.02/132,434.19
  6. Step 6: Final answer
    x = 103,596.94

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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.