Home / 168,747.10-252,829.05-109,552.30

Finding the Fourth Proportional to 168,747.10, 252,829.05 and 109,552.30

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Solution

The fourth proportional to 168,747.10, 252,829.05 and 109,552.30 is: 164,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,747.10 : 252,829.05 = 109,552.30 : x
  2. Step 2: Convert to fraction form
    168,747.10/252,829.05 = 109,552.30/x
  3. Step 3: Cross multiply
    168,747.10x = 252,829.05 × 109,552.30
  4. Step 4: Simplify right side
    168,747.10x = 27,698,003,934.32
  5. Step 5: Solve for x
    x = 27,698,003,934.32/168,747.10
  6. Step 6: Final answer
    x = 164,139.14

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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.