Home / 132,002.11-182,161.78-74,652.69

Finding the Fourth Proportional to 132,002.11, 182,161.78 and 74,652.69

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Solution

The fourth proportional to 132,002.11, 182,161.78 and 74,652.69 is: 103,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002.11 : 182,161.78 = 74,652.69 : x
  2. Step 2: Convert to fraction form
    132,002.11/182,161.78 = 74,652.69/x
  3. Step 3: Cross multiply
    132,002.11x = 182,161.78 × 74,652.69
  4. Step 4: Simplify right side
    132,002.11x = 13,598,866,892.19
  5. Step 5: Solve for x
    x = 13,598,866,892.19/132,002.11
  6. Step 6: Final answer
    x = 103,020.07

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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.