Home / 132,310.40-182,584.14-75,720.56

Finding the Fourth Proportional to 132,310.40, 182,584.14 and 75,720.56

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Solution

The fourth proportional to 132,310.40, 182,584.14 and 75,720.56 is: 104,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,310.40 : 182,584.14 = 75,720.56 : x
  2. Step 2: Convert to fraction form
    132,310.40/182,584.14 = 75,720.56/x
  3. Step 3: Cross multiply
    132,310.40x = 182,584.14 × 75,720.56
  4. Step 4: Simplify right side
    132,310.40x = 13,825,373,327.92
  5. Step 5: Solve for x
    x = 13,825,373,327.92/132,310.40
  6. Step 6: Final answer
    x = 104,491.96

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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.