Home / 205,333.78-283,357.63-114,691.04

Finding the Fourth Proportional to 205,333.78, 283,357.63 and 114,691.04

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Solution

The fourth proportional to 205,333.78, 283,357.63 and 114,691.04 is: 158,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,333.78 : 283,357.63 = 114,691.04 : x
  2. Step 2: Convert to fraction form
    205,333.78/283,357.63 = 114,691.04/x
  3. Step 3: Cross multiply
    205,333.78x = 283,357.63 × 114,691.04
  4. Step 4: Simplify right side
    205,333.78x = 32,498,581,276.64
  5. Step 5: Solve for x
    x = 32,498,581,276.64/205,333.78
  6. Step 6: Final answer
    x = 158,271.97

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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.