Home / 132,306.40-182,578.62-75,716.56

Finding the Fourth Proportional to 132,306.40, 182,578.62 and 75,716.56

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Solution

The fourth proportional to 132,306.40, 182,578.62 and 75,716.56 is: 104,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,306.40 : 182,578.62 = 75,716.56 : x
  2. Step 2: Convert to fraction form
    132,306.40/182,578.62 = 75,716.56/x
  3. Step 3: Cross multiply
    132,306.40x = 182,578.62 × 75,716.56
  4. Step 4: Simplify right side
    132,306.40x = 13,824,225,035.95
  5. Step 5: Solve for x
    x = 13,824,225,035.95/132,306.40
  6. Step 6: Final answer
    x = 104,486.44

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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.