Home / 163,417.20-225,523.80-91,793.52

Finding the Fourth Proportional to 163,417.20, 225,523.80 and 91,793.52

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Solution

The fourth proportional to 163,417.20, 225,523.80 and 91,793.52 is: 126,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,417.20 : 225,523.80 = 91,793.52 : x
  2. Step 2: Convert to fraction form
    163,417.20/225,523.80 = 91,793.52/x
  3. Step 3: Cross multiply
    163,417.20x = 225,523.80 × 91,793.52
  4. Step 4: Simplify right side
    163,417.20x = 20,701,623,445.78
  5. Step 5: Solve for x
    x = 20,701,623,445.78/163,417.20
  6. Step 6: Final answer
    x = 126,679.59

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1.5x scale

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.