Home / 178,735.98-268,103.74-45,616.25

Finding the Fourth Proportional to 178,735.98, 268,103.74 and 45,616.25

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Solution

The fourth proportional to 178,735.98, 268,103.74 and 45,616.25 is: 68,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,735.98 : 268,103.74 = 45,616.25 : x
  2. Step 2: Convert to fraction form
    178,735.98/268,103.74 = 45,616.25/x
  3. Step 3: Cross multiply
    178,735.98x = 268,103.74 × 45,616.25
  4. Step 4: Simplify right side
    178,735.98x = 12,229,887,229.78
  5. Step 5: Solve for x
    x = 12,229,887,229.78/178,735.98
  6. Step 6: Final answer
    x = 68,424.32

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1.5x scale

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.