Home / 120,876.25-181,316.03-32,129.30

Finding the Fourth Proportional to 120,876.25, 181,316.03 and 32,129.30

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Solution

The fourth proportional to 120,876.25, 181,316.03 and 32,129.30 is: 48,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,876.25 : 181,316.03 = 32,129.30 : x
  2. Step 2: Convert to fraction form
    120,876.25/181,316.03 = 32,129.30/x
  3. Step 3: Cross multiply
    120,876.25x = 181,316.03 × 32,129.30
  4. Step 4: Simplify right side
    120,876.25x = 5,825,556,055.45
  5. Step 5: Solve for x
    x = 5,825,556,055.45/120,876.25
  6. Step 6: Final answer
    x = 48,194.38

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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.