Home / 199,641.16-275,507.46-108,996.08

Finding the Fourth Proportional to 199,641.16, 275,507.46 and 108,996.08

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Solution

The fourth proportional to 199,641.16, 275,507.46 and 108,996.08 is: 150,416.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,641.16 : 275,507.46 = 108,996.08 : x
  2. Step 2: Convert to fraction form
    199,641.16/275,507.46 = 108,996.08/x
  3. Step 3: Cross multiply
    199,641.16x = 275,507.46 × 108,996.08
  4. Step 4: Simplify right side
    199,641.16x = 30,029,233,150.76
  5. Step 5: Solve for x
    x = 30,029,233,150.76/199,641.16
  6. Step 6: Final answer
    x = 150,416.04

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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.