Home / 95,388.92-131,642.68-55,104.40

Finding the Fourth Proportional to 95,388.92, 131,642.68 and 55,104.40

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Solution

The fourth proportional to 95,388.92, 131,642.68 and 55,104.40 is: 76,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,388.92 : 131,642.68 = 55,104.40 : x
  2. Step 2: Convert to fraction form
    95,388.92/131,642.68 = 55,104.40/x
  3. Step 3: Cross multiply
    95,388.92x = 131,642.68 × 55,104.40
  4. Step 4: Simplify right side
    95,388.92x = 7,254,090,895.79
  5. Step 5: Solve for x
    x = 7,254,090,895.79/95,388.92
  6. Step 6: Final answer
    x = 76,047.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.