Home / 188,591.17-260,255.90-103,708.24

Finding the Fourth Proportional to 188,591.17, 260,255.90 and 103,708.24

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Solution

The fourth proportional to 188,591.17, 260,255.90 and 103,708.24 is: 143,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,591.17 : 260,255.90 = 103,708.24 : x
  2. Step 2: Convert to fraction form
    188,591.17/260,255.90 = 103,708.24/x
  3. Step 3: Cross multiply
    188,591.17x = 260,255.90 × 103,708.24
  4. Step 4: Simplify right side
    188,591.17x = 26,990,681,338.62
  5. Step 5: Solve for x
    x = 26,990,681,338.62/188,591.17
  6. Step 6: Final answer
    x = 143,117.42

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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.