Home / 132,000.11-182,159.03-74,650.69

Finding the Fourth Proportional to 132,000.11, 182,159.03 and 74,650.69

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Solution

The fourth proportional to 132,000.11, 182,159.03 and 74,650.69 is: 103,017.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000.11 : 182,159.03 = 74,650.69 : x
  2. Step 2: Convert to fraction form
    132,000.11/182,159.03 = 74,650.69/x
  3. Step 3: Cross multiply
    132,000.11x = 182,159.03 × 74,650.69
  4. Step 4: Simplify right side
    132,000.11x = 13,598,296,450.58
  5. Step 5: Solve for x
    x = 13,598,296,450.58/132,000.11
  6. Step 6: Final answer
    x = 103,017.32

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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.