Home / 263,105.04-363,118.20-172,537.20

Finding the Fourth Proportional to 263,105.04, 363,118.20 and 172,537.20

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Solution

The fourth proportional to 263,105.04, 363,118.20 and 172,537.20 is: 238,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,105.04 : 363,118.20 = 172,537.20 : x
  2. Step 2: Convert to fraction form
    263,105.04/363,118.20 = 172,537.20/x
  3. Step 3: Cross multiply
    263,105.04x = 363,118.20 × 172,537.20
  4. Step 4: Simplify right side
    263,105.04x = 62,651,397,497.04
  5. Step 5: Solve for x
    x = 62,651,397,497.04/263,105.04
  6. Step 6: Final answer
    x = 238,123.14

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1.5x scale

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.