Home / 132,250.49-182,505.11-71,820.71

Finding the Fourth Proportional to 132,250.49, 182,505.11 and 71,820.71

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Solution

The fourth proportional to 132,250.49, 182,505.11 and 71,820.71 is: 99,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,250.49 : 182,505.11 = 71,820.71 : x
  2. Step 2: Convert to fraction form
    132,250.49/182,505.11 = 71,820.71/x
  3. Step 3: Cross multiply
    132,250.49x = 182,505.11 × 71,820.71
  4. Step 4: Simplify right side
    132,250.49x = 13,107,645,307.20
  5. Step 5: Solve for x
    x = 13,107,645,307.20/132,250.49
  6. Step 6: Final answer
    x = 99,112.27

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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.