Home / 154,583.70-231,963.23-65,827.95

Finding the Fourth Proportional to 154,583.70, 231,963.23 and 65,827.95

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Solution

The fourth proportional to 154,583.70, 231,963.23 and 65,827.95 is: 98,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,583.70 : 231,963.23 = 65,827.95 : x
  2. Step 2: Convert to fraction form
    154,583.70/231,963.23 = 65,827.95/x
  3. Step 3: Cross multiply
    154,583.70x = 231,963.23 × 65,827.95
  4. Step 4: Simplify right side
    154,583.70x = 15,269,663,906.28
  5. Step 5: Solve for x
    x = 15,269,663,906.28/154,583.70
  6. Step 6: Final answer
    x = 98,779.26

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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.