Home / 154,517.56-231,812.48-47,895.92

Finding the Fourth Proportional to 154,517.56, 231,812.48 and 47,895.92

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Solution

The fourth proportional to 154,517.56, 231,812.48 and 47,895.92 is: 71,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,517.56 : 231,812.48 = 47,895.92 : x
  2. Step 2: Convert to fraction form
    154,517.56/231,812.48 = 47,895.92/x
  3. Step 3: Cross multiply
    154,517.56x = 231,812.48 × 47,895.92
  4. Step 4: Simplify right side
    154,517.56x = 11,102,871,997.08
  5. Step 5: Solve for x
    x = 11,102,871,997.08/154,517.56
  6. Step 6: Final answer
    x = 71,855.08

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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.