Home / 275,718.30-413,577.45-98,231.10

Finding the Fourth Proportional to 275,718.30, 413,577.45 and 98,231.10

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Solution

The fourth proportional to 275,718.30, 413,577.45 and 98,231.10 is: 147,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,718.30 : 413,577.45 = 98,231.10 : x
  2. Step 2: Convert to fraction form
    275,718.30/413,577.45 = 98,231.10/x
  3. Step 3: Cross multiply
    275,718.30x = 413,577.45 × 98,231.10
  4. Step 4: Simplify right side
    275,718.30x = 40,626,167,848.70
  5. Step 5: Solve for x
    x = 40,626,167,848.70/275,718.30
  6. Step 6: Final answer
    x = 147,346.65

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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.