Home / 132,197.88-182,427.64-71,766.20

Finding the Fourth Proportional to 132,197.88, 182,427.64 and 71,766.20

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Solution

The fourth proportional to 132,197.88, 182,427.64 and 71,766.20 is: 99,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,197.88 : 182,427.64 = 71,766.20 : x
  2. Step 2: Convert to fraction form
    132,197.88/182,427.64 = 71,766.20/x
  3. Step 3: Cross multiply
    132,197.88x = 182,427.64 × 71,766.20
  4. Step 4: Simplify right side
    132,197.88x = 13,092,138,497.77
  5. Step 5: Solve for x
    x = 13,092,138,497.77/132,197.88
  6. Step 6: Final answer
    x = 99,034.41

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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.