Home / 120,462.96-180,718.68-41,580.24

Finding the Fourth Proportional to 120,462.96, 180,718.68 and 41,580.24

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Solution

The fourth proportional to 120,462.96, 180,718.68 and 41,580.24 is: 62,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,462.96 : 180,718.68 = 41,580.24 : x
  2. Step 2: Convert to fraction form
    120,462.96/180,718.68 = 41,580.24/x
  3. Step 3: Cross multiply
    120,462.96x = 180,718.68 × 41,580.24
  4. Step 4: Simplify right side
    120,462.96x = 7,514,326,086.88
  5. Step 5: Solve for x
    x = 7,514,326,086.88/120,462.96
  6. Step 6: Final answer
    x = 62,378.73

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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.