Home / 92,132.38-137,525.68-79,068.70

Finding the Fourth Proportional to 92,132.38, 137,525.68 and 79,068.70

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Solution

The fourth proportional to 92,132.38, 137,525.68 and 79,068.70 is: 118,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,132.38 : 137,525.68 = 79,068.70 : x
  2. Step 2: Convert to fraction form
    92,132.38/137,525.68 = 79,068.70/x
  3. Step 3: Cross multiply
    92,132.38x = 137,525.68 × 79,068.70
  4. Step 4: Simplify right side
    92,132.38x = 10,873,976,734.22
  5. Step 5: Solve for x
    x = 10,873,976,734.22/92,132.38
  6. Step 6: Final answer
    x = 118,025.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.