Home / 63,997.43-96,014.60-19,630.72

Finding the Fourth Proportional to 63,997.43, 96,014.60 and 19,630.72

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Solution

The fourth proportional to 63,997.43, 96,014.60 and 19,630.72 is: 29,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,997.43 : 96,014.60 = 19,630.72 : x
  2. Step 2: Convert to fraction form
    63,997.43/96,014.60 = 19,630.72/x
  3. Step 3: Cross multiply
    63,997.43x = 96,014.60 × 19,630.72
  4. Step 4: Simplify right side
    63,997.43x = 1,884,835,150.29
  5. Step 5: Solve for x
    x = 1,884,835,150.29/63,997.43
  6. Step 6: Final answer
    x = 29,451.73

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1.5x scale

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.