Home / 170,962.85-256,363.75-99,906.01

Finding the Fourth Proportional to 170,962.85, 256,363.75 and 99,906.01

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Solution

The fourth proportional to 170,962.85, 256,363.75 and 99,906.01 is: 149,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,962.85 : 256,363.75 = 99,906.01 : x
  2. Step 2: Convert to fraction form
    170,962.85/256,363.75 = 99,906.01/x
  3. Step 3: Cross multiply
    170,962.85x = 256,363.75 × 99,906.01
  4. Step 4: Simplify right side
    170,962.85x = 25,612,279,371.14
  5. Step 5: Solve for x
    x = 25,612,279,371.14/170,962.85
  6. Step 6: Final answer
    x = 149,811.96

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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.