Home / 168,621.30-252,891.45-97,389.90

Finding the Fourth Proportional to 168,621.30, 252,891.45 and 97,389.90

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Solution

The fourth proportional to 168,621.30, 252,891.45 and 97,389.90 is: 146,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,621.30 : 252,891.45 = 97,389.90 : x
  2. Step 2: Convert to fraction form
    168,621.30/252,891.45 = 97,389.90/x
  3. Step 3: Cross multiply
    168,621.30x = 252,891.45 × 97,389.90
  4. Step 4: Simplify right side
    168,621.30x = 24,629,073,026.36
  5. Step 5: Solve for x
    x = 24,629,073,026.36/168,621.30
  6. Step 6: Final answer
    x = 146,061.46

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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.