Home / 224,083.12-309,233.04-123,481.12

Finding the Fourth Proportional to 224,083.12, 309,233.04 and 123,481.12

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Solution

The fourth proportional to 224,083.12, 309,233.04 and 123,481.12 is: 170,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,083.12 : 309,233.04 = 123,481.12 : x
  2. Step 2: Convert to fraction form
    224,083.12/309,233.04 = 123,481.12/x
  3. Step 3: Cross multiply
    224,083.12x = 309,233.04 × 123,481.12
  4. Step 4: Simplify right side
    224,083.12x = 38,184,442,120.20
  5. Step 5: Solve for x
    x = 38,184,442,120.20/224,083.12
  6. Step 6: Final answer
    x = 170,403.03

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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.