Home / 124,514.20-186,771.30-35,770.60

Finding the Fourth Proportional to 124,514.20, 186,771.30 and 35,770.60

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Solution

The fourth proportional to 124,514.20, 186,771.30 and 35,770.60 is: 53,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,514.20 : 186,771.30 = 35,770.60 : x
  2. Step 2: Convert to fraction form
    124,514.20/186,771.30 = 35,770.60/x
  3. Step 3: Cross multiply
    124,514.20x = 186,771.30 × 35,770.60
  4. Step 4: Simplify right side
    124,514.20x = 6,680,921,463.78
  5. Step 5: Solve for x
    x = 6,680,921,463.78/124,514.20
  6. Step 6: Final answer
    x = 53,655.90

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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.