Home / 164,525.20-227,044.86-89,073.72

Finding the Fourth Proportional to 164,525.20, 227,044.86 and 89,073.72

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Solution

The fourth proportional to 164,525.20, 227,044.86 and 89,073.72 is: 122,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,525.20 : 227,044.86 = 89,073.72 : x
  2. Step 2: Convert to fraction form
    164,525.20/227,044.86 = 89,073.72/x
  3. Step 3: Cross multiply
    164,525.20x = 227,044.86 × 89,073.72
  4. Step 4: Simplify right side
    164,525.20x = 20,223,730,287.08
  5. Step 5: Solve for x
    x = 20,223,730,287.08/164,525.20
  6. Step 6: Final answer
    x = 122,921.78

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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.