Home / 205,569.71-283,364.57-189,073.61

Finding the Fourth Proportional to 205,569.71, 283,364.57 and 189,073.61

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Solution

The fourth proportional to 205,569.71, 283,364.57 and 189,073.61 is: 260,625.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,569.71 : 283,364.57 = 189,073.61 : x
  2. Step 2: Convert to fraction form
    205,569.71/283,364.57 = 189,073.61/x
  3. Step 3: Cross multiply
    205,569.71x = 283,364.57 × 189,073.61
  4. Step 4: Simplify right side
    205,569.71x = 53,576,761,251.86
  5. Step 5: Solve for x
    x = 53,576,761,251.86/205,569.71
  6. Step 6: Final answer
    x = 260,625.76

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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.