Home / 121,623.20-182,434.80-32,874.20

Finding the Fourth Proportional to 121,623.20, 182,434.80 and 32,874.20

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Solution

The fourth proportional to 121,623.20, 182,434.80 and 32,874.20 is: 49,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,623.20 : 182,434.80 = 32,874.20 : x
  2. Step 2: Convert to fraction form
    121,623.20/182,434.80 = 32,874.20/x
  3. Step 3: Cross multiply
    121,623.20x = 182,434.80 × 32,874.20
  4. Step 4: Simplify right side
    121,623.20x = 5,997,398,102.16
  5. Step 5: Solve for x
    x = 5,997,398,102.16/121,623.20
  6. Step 6: Final answer
    x = 49,311.30

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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.