Home / 168,331.20-232,199.10-107,880.36

Finding the Fourth Proportional to 168,331.20, 232,199.10 and 107,880.36

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Solution

The fourth proportional to 168,331.20, 232,199.10 and 107,880.36 is: 148,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,331.20 : 232,199.10 = 107,880.36 : x
  2. Step 2: Convert to fraction form
    168,331.20/232,199.10 = 107,880.36/x
  3. Step 3: Cross multiply
    168,331.20x = 232,199.10 × 107,880.36
  4. Step 4: Simplify right side
    168,331.20x = 25,049,722,499.68
  5. Step 5: Solve for x
    x = 25,049,722,499.68/168,331.20
  6. Step 6: Final answer
    x = 148,812.12

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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.