Home / 164,519.16-227,036.52-89,067.72

Finding the Fourth Proportional to 164,519.16, 227,036.52 and 89,067.72

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Solution

The fourth proportional to 164,519.16, 227,036.52 and 89,067.72 is: 122,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,519.16 : 227,036.52 = 89,067.72 : x
  2. Step 2: Convert to fraction form
    164,519.16/227,036.52 = 89,067.72/x
  3. Step 3: Cross multiply
    164,519.16x = 227,036.52 × 89,067.72
  4. Step 4: Simplify right side
    164,519.16x = 20,221,625,193.13
  5. Step 5: Solve for x
    x = 20,221,625,193.13/164,519.16
  6. Step 6: Final answer
    x = 122,913.50

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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.