Home / 45,931.20-68,743.20-32,107.20

Finding the Fourth Proportional to 45,931.20, 68,743.20 and 32,107.20

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Solution

The fourth proportional to 45,931.20, 68,743.20 and 32,107.20 is: 48,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.20 : 68,743.20 = 32,107.20 : x
  2. Step 2: Convert to fraction form
    45,931.20/68,743.20 = 32,107.20/x
  3. Step 3: Cross multiply
    45,931.20x = 68,743.20 × 32,107.20
  4. Step 4: Simplify right side
    45,931.20x = 2,207,151,671.04
  5. Step 5: Solve for x
    x = 2,207,151,671.04/45,931.20
  6. Step 6: Final answer
    x = 48,053.43

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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.