Home / 69,621.30-96,077.07-37,789.92

Finding the Fourth Proportional to 69,621.30, 96,077.07 and 37,789.92

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Solution

The fourth proportional to 69,621.30, 96,077.07 and 37,789.92 is: 52,149.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,621.30 : 96,077.07 = 37,789.92 : x
  2. Step 2: Convert to fraction form
    69,621.30/96,077.07 = 37,789.92/x
  3. Step 3: Cross multiply
    69,621.30x = 96,077.07 × 37,789.92
  4. Step 4: Simplify right side
    69,621.30x = 3,630,744,789.13
  5. Step 5: Solve for x
    x = 3,630,744,789.13/69,621.30
  6. Step 6: Final answer
    x = 52,149.91

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1.5x scale

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.