Home / 206,032.72-309,154.55-98,084.25

Finding the Fourth Proportional to 206,032.72, 309,154.55 and 98,084.25

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Solution

The fourth proportional to 206,032.72, 309,154.55 and 98,084.25 is: 147,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,032.72 : 309,154.55 = 98,084.25 : x
  2. Step 2: Convert to fraction form
    206,032.72/309,154.55 = 98,084.25/x
  3. Step 3: Cross multiply
    206,032.72x = 309,154.55 × 98,084.25
  4. Step 4: Simplify right side
    206,032.72x = 30,323,192,170.84
  5. Step 5: Solve for x
    x = 30,323,192,170.84/206,032.72
  6. Step 6: Final answer
    x = 147,176.59

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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.