Home / 154,325.16-231,504.72-49,119.48

Finding the Fourth Proportional to 154,325.16, 231,504.72 and 49,119.48

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Solution

The fourth proportional to 154,325.16, 231,504.72 and 49,119.48 is: 73,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,325.16 : 231,504.72 = 49,119.48 : x
  2. Step 2: Convert to fraction form
    154,325.16/231,504.72 = 49,119.48/x
  3. Step 3: Cross multiply
    154,325.16x = 231,504.72 × 49,119.48
  4. Step 4: Simplify right side
    154,325.16x = 11,371,391,463.95
  5. Step 5: Solve for x
    x = 11,371,391,463.95/154,325.16
  6. Step 6: Final answer
    x = 73,684.62

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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.