Home / 154,061.70-231,092.55-104,295.30

Finding the Fourth Proportional to 154,061.70, 231,092.55 and 104,295.30

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Solution

The fourth proportional to 154,061.70, 231,092.55 and 104,295.30 is: 156,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,061.70 : 231,092.55 = 104,295.30 : x
  2. Step 2: Convert to fraction form
    154,061.70/231,092.55 = 104,295.30/x
  3. Step 3: Cross multiply
    154,061.70x = 231,092.55 × 104,295.30
  4. Step 4: Simplify right side
    154,061.70x = 24,101,866,830.02
  5. Step 5: Solve for x
    x = 24,101,866,830.02/154,061.70
  6. Step 6: Final answer
    x = 156,442.95

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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.