Home / 205,332.78-283,356.25-114,690.04

Finding the Fourth Proportional to 205,332.78, 283,356.25 and 114,690.04

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Solution

The fourth proportional to 205,332.78, 283,356.25 and 114,690.04 is: 158,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,332.78 : 283,356.25 = 114,690.04 : x
  2. Step 2: Convert to fraction form
    205,332.78/283,356.25 = 114,690.04/x
  3. Step 3: Cross multiply
    205,332.78x = 283,356.25 × 114,690.04
  4. Step 4: Simplify right side
    205,332.78x = 32,498,139,646.75
  5. Step 5: Solve for x
    x = 32,498,139,646.75/205,332.78
  6. Step 6: Final answer
    x = 158,270.59

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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.