Home / 170,977.40-256,466.10-162,812.60

Finding the Fourth Proportional to 170,977.40, 256,466.10 and 162,812.60

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Solution

The fourth proportional to 170,977.40, 256,466.10 and 162,812.60 is: 244,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,977.40 : 256,466.10 = 162,812.60 : x
  2. Step 2: Convert to fraction form
    170,977.40/256,466.10 = 162,812.60/x
  3. Step 3: Cross multiply
    170,977.40x = 256,466.10 × 162,812.60
  4. Step 4: Simplify right side
    170,977.40x = 41,755,912,552.86
  5. Step 5: Solve for x
    x = 41,755,912,552.86/170,977.40
  6. Step 6: Final answer
    x = 244,218.90

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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.