Home / 95,913.20-132,360.30-53,470.80

Finding the Fourth Proportional to 95,913.20, 132,360.30 and 53,470.80

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Solution

The fourth proportional to 95,913.20, 132,360.30 and 53,470.80 is: 73,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,913.20 : 132,360.30 = 53,470.80 : x
  2. Step 2: Convert to fraction form
    95,913.20/132,360.30 = 53,470.80/x
  3. Step 3: Cross multiply
    95,913.20x = 132,360.30 × 53,470.80
  4. Step 4: Simplify right side
    95,913.20x = 7,077,411,129.24
  5. Step 5: Solve for x
    x = 7,077,411,129.24/95,913.20
  6. Step 6: Final answer
    x = 73,789.75

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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.