Home / 245,474.08-338,544.40-169,115.04

Finding the Fourth Proportional to 245,474.08, 338,544.40 and 169,115.04

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Solution

The fourth proportional to 245,474.08, 338,544.40 and 169,115.04 is: 233,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,474.08 : 338,544.40 = 169,115.04 : x
  2. Step 2: Convert to fraction form
    245,474.08/338,544.40 = 169,115.04/x
  3. Step 3: Cross multiply
    245,474.08x = 338,544.40 × 169,115.04
  4. Step 4: Simplify right side
    245,474.08x = 57,252,949,747.78
  5. Step 5: Solve for x
    x = 57,252,949,747.78/245,474.08
  6. Step 6: Final answer
    x = 233,234.20

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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.