Home / 132,197.67-182,434.68-71,768.43

Finding the Fourth Proportional to 132,197.67, 182,434.68 and 71,768.43

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Solution

The fourth proportional to 132,197.67, 182,434.68 and 71,768.43 is: 99,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,197.67 : 182,434.68 = 71,768.43 : x
  2. Step 2: Convert to fraction form
    132,197.67/182,434.68 = 71,768.43/x
  3. Step 3: Cross multiply
    132,197.67x = 182,434.68 × 71,768.43
  4. Step 4: Simplify right side
    132,197.67x = 13,093,050,561.15
  5. Step 5: Solve for x
    x = 13,093,050,561.15/132,197.67
  6. Step 6: Final answer
    x = 99,041.46

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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.