Home / 120,985.92-181,458.36-32,248.80

Finding the Fourth Proportional to 120,985.92, 181,458.36 and 32,248.80

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Solution

The fourth proportional to 120,985.92, 181,458.36 and 32,248.80 is: 48,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,985.92 : 181,458.36 = 32,248.80 : x
  2. Step 2: Convert to fraction form
    120,985.92/181,458.36 = 32,248.80/x
  3. Step 3: Cross multiply
    120,985.92x = 181,458.36 × 32,248.80
  4. Step 4: Simplify right side
    120,985.92x = 5,851,814,359.97
  5. Step 5: Solve for x
    x = 5,851,814,359.97/120,985.92
  6. Step 6: Final answer
    x = 48,367.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.