Home / 47,046.72-70,479.20-32,220.48

Finding the Fourth Proportional to 47,046.72, 70,479.20 and 32,220.48

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Solution

The fourth proportional to 47,046.72, 70,479.20 and 32,220.48 is: 48,268.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,046.72 : 70,479.20 = 32,220.48 : x
  2. Step 2: Convert to fraction form
    47,046.72/70,479.20 = 32,220.48/x
  3. Step 3: Cross multiply
    47,046.72x = 70,479.20 × 32,220.48
  4. Step 4: Simplify right side
    47,046.72x = 2,270,873,654.02
  5. Step 5: Solve for x
    x = 2,270,873,654.02/47,046.72
  6. Step 6: Final answer
    x = 48,268.48

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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.