Home / 32,166.78-48,257.10-9,979.71

Finding the Fourth Proportional to 32,166.78, 48,257.10 and 9,979.71

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Solution

The fourth proportional to 32,166.78, 48,257.10 and 9,979.71 is: 14,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,166.78 : 48,257.10 = 9,979.71 : x
  2. Step 2: Convert to fraction form
    32,166.78/48,257.10 = 9,979.71/x
  3. Step 3: Cross multiply
    32,166.78x = 48,257.10 × 9,979.71
  4. Step 4: Simplify right side
    32,166.78x = 481,591,863.44
  5. Step 5: Solve for x
    x = 481,591,863.44/32,166.78
  6. Step 6: Final answer
    x = 14,971.72

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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.