Home / 111,523.17-153,906.44-63,775.83

Finding the Fourth Proportional to 111,523.17, 153,906.44 and 63,775.83

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Solution

The fourth proportional to 111,523.17, 153,906.44 and 63,775.83 is: 88,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,523.17 : 153,906.44 = 63,775.83 : x
  2. Step 2: Convert to fraction form
    111,523.17/153,906.44 = 63,775.83/x
  3. Step 3: Cross multiply
    111,523.17x = 153,906.44 × 63,775.83
  4. Step 4: Simplify right side
    111,523.17x = 9,815,510,634.47
  5. Step 5: Solve for x
    x = 9,815,510,634.47/111,523.17
  6. Step 6: Final answer
    x = 88,013.20

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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.