Home / 120,788.49-181,191.65-32,040.03

Finding the Fourth Proportional to 120,788.49, 181,191.65 and 32,040.03

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Solution

The fourth proportional to 120,788.49, 181,191.65 and 32,040.03 is: 48,062.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,788.49 : 181,191.65 = 32,040.03 : x
  2. Step 2: Convert to fraction form
    120,788.49/181,191.65 = 32,040.03/x
  3. Step 3: Cross multiply
    120,788.49x = 181,191.65 × 32,040.03
  4. Step 4: Simplify right side
    120,788.49x = 5,805,385,741.55
  5. Step 5: Solve for x
    x = 5,805,385,741.55/120,788.49
  6. Step 6: Final answer
    x = 48,062.41

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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.