Home / 45,765.95-68,650.13-14,601.20

Finding the Fourth Proportional to 45,765.95, 68,650.13 and 14,601.20

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Solution

The fourth proportional to 45,765.95, 68,650.13 and 14,601.20 is: 21,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,765.95 : 68,650.13 = 14,601.20 : x
  2. Step 2: Convert to fraction form
    45,765.95/68,650.13 = 14,601.20/x
  3. Step 3: Cross multiply
    45,765.95x = 68,650.13 × 14,601.20
  4. Step 4: Simplify right side
    45,765.95x = 1,002,373,861.90
  5. Step 5: Solve for x
    x = 1,002,373,861.90/45,765.95
  6. Step 6: Final answer
    x = 21,902.18

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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.