Home / 32,293.20-48,440.72-8,919.64

Finding the Fourth Proportional to 32,293.20, 48,440.72 and 8,919.64

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Solution

The fourth proportional to 32,293.20, 48,440.72 and 8,919.64 is: 13,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,293.20 : 48,440.72 = 8,919.64 : x
  2. Step 2: Convert to fraction form
    32,293.20/48,440.72 = 8,919.64/x
  3. Step 3: Cross multiply
    32,293.20x = 48,440.72 × 8,919.64
  4. Step 4: Simplify right side
    32,293.20x = 432,073,783.74
  5. Step 5: Solve for x
    x = 432,073,783.74/32,293.20
  6. Step 6: Final answer
    x = 13,379.71

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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.