Home / 79,132.01-109,202.33-43,324.30

Finding the Fourth Proportional to 79,132.01, 109,202.33 and 43,324.30

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Solution

The fourth proportional to 79,132.01, 109,202.33 and 43,324.30 is: 59,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,132.01 : 109,202.33 = 43,324.30 : x
  2. Step 2: Convert to fraction form
    79,132.01/109,202.33 = 43,324.30/x
  3. Step 3: Cross multiply
    79,132.01x = 109,202.33 × 43,324.30
  4. Step 4: Simplify right side
    79,132.01x = 4,731,114,340.92
  5. Step 5: Solve for x
    x = 4,731,114,340.92/79,132.01
  6. Step 6: Final answer
    x = 59,787.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.