Home / 163,243.20-225,290.64-95,255.04

Finding the Fourth Proportional to 163,243.20, 225,290.64 and 95,255.04

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Solution

The fourth proportional to 163,243.20, 225,290.64 and 95,255.04 is: 131,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,243.20 : 225,290.64 = 95,255.04 : x
  2. Step 2: Convert to fraction form
    163,243.20/225,290.64 = 95,255.04/x
  3. Step 3: Cross multiply
    163,243.20x = 225,290.64 × 95,255.04
  4. Step 4: Simplify right side
    163,243.20x = 21,460,068,924.83
  5. Step 5: Solve for x
    x = 21,460,068,924.83/163,243.20
  6. Step 6: Final answer
    x = 131,460.72

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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.