Home / 176,650.20-243,778.80-96,078.48

Finding the Fourth Proportional to 176,650.20, 243,778.80 and 96,078.48

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Solution

The fourth proportional to 176,650.20, 243,778.80 and 96,078.48 is: 132,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,650.20 : 243,778.80 = 96,078.48 : x
  2. Step 2: Convert to fraction form
    176,650.20/243,778.80 = 96,078.48/x
  3. Step 3: Cross multiply
    176,650.20x = 243,778.80 × 96,078.48
  4. Step 4: Simplify right side
    176,650.20x = 23,421,896,560.22
  5. Step 5: Solve for x
    x = 23,421,896,560.22/176,650.20
  6. Step 6: Final answer
    x = 132,589.13

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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.