Home / 89,924,103.72-124,098,267.78-55,110,067.20

Finding the Fourth Proportional to 89,924,103.72, 124,098,267.78 and 55,110,067.20

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Solution

The fourth proportional to 89,924,103.72, 124,098,267.78 and 55,110,067.20 is: 76,053,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924,103.72 : 124,098,267.78 = 55,110,067.20 : x
  2. Step 2: Convert to fraction form
    89,924,103.72/124,098,267.78 = 55,110,067.20/x
  3. Step 3: Cross multiply
    89,924,103.72x = 124,098,267.78 × 55,110,067.20
  4. Step 4: Simplify right side
    89,924,103.72x = 6,839,063,876,759,395
  5. Step 5: Solve for x
    x = 6,839,063,876,759,395/89,924,103.72
  6. Step 6: Final answer
    x = 76,053,734.14

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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.