Home / 188,567.17-260,227.25-103,684.21

Finding the Fourth Proportional to 188,567.17, 260,227.25 and 103,684.21

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Solution

The fourth proportional to 188,567.17, 260,227.25 and 103,684.21 is: 143,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,567.17 : 260,227.25 = 103,684.21 : x
  2. Step 2: Convert to fraction form
    188,567.17/260,227.25 = 103,684.21/x
  3. Step 3: Cross multiply
    188,567.17x = 260,227.25 × 103,684.21
  4. Step 4: Simplify right side
    188,567.17x = 26,981,456,836.72
  5. Step 5: Solve for x
    x = 26,981,456,836.72/188,567.17
  6. Step 6: Final answer
    x = 143,086.71

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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.