Home / 154,579.19-231,566.85-106,539.30

Finding the Fourth Proportional to 154,579.19, 231,566.85 and 106,539.30

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Solution

The fourth proportional to 154,579.19, 231,566.85 and 106,539.30 is: 159,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,579.19 : 231,566.85 = 106,539.30 : x
  2. Step 2: Convert to fraction form
    154,579.19/231,566.85 = 106,539.30/x
  3. Step 3: Cross multiply
    154,579.19x = 231,566.85 × 106,539.30
  4. Step 4: Simplify right side
    154,579.19x = 24,670,970,102.21
  5. Step 5: Solve for x
    x = 24,670,970,102.21/154,579.19
  6. Step 6: Final answer
    x = 159,600.86

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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.