Home / 96,730.72-145,125.24-30,177.88

Finding the Fourth Proportional to 96,730.72, 145,125.24 and 30,177.88

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Solution

The fourth proportional to 96,730.72, 145,125.24 and 30,177.88 is: 45,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,730.72 : 145,125.24 = 30,177.88 : x
  2. Step 2: Convert to fraction form
    96,730.72/145,125.24 = 30,177.88/x
  3. Step 3: Cross multiply
    96,730.72x = 145,125.24 × 30,177.88
  4. Step 4: Simplify right side
    96,730.72x = 4,379,572,077.69
  5. Step 5: Solve for x
    x = 4,379,572,077.69/96,730.72
  6. Step 6: Final answer
    x = 45,275.92

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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.