Home / 143,581.80-216,329.83-132,246.12

Finding the Fourth Proportional to 143,581.80, 216,329.83 and 132,246.12

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Solution

The fourth proportional to 143,581.80, 216,329.83 and 132,246.12 is: 199,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,581.80 : 216,329.83 = 132,246.12 : x
  2. Step 2: Convert to fraction form
    143,581.80/216,329.83 = 132,246.12/x
  3. Step 3: Cross multiply
    143,581.80x = 216,329.83 × 132,246.12
  4. Step 4: Simplify right side
    143,581.80x = 28,608,780,657.76
  5. Step 5: Solve for x
    x = 28,608,780,657.76/143,581.80
  6. Step 6: Final answer
    x = 199,250.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.