Home / 131,247.40-196,652.40-123,374.20

Finding the Fourth Proportional to 131,247.40, 196,652.40 and 123,374.20

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Solution

The fourth proportional to 131,247.40, 196,652.40 and 123,374.20 is: 184,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,247.40 : 196,652.40 = 123,374.20 : x
  2. Step 2: Convert to fraction form
    131,247.40/196,652.40 = 123,374.20/x
  3. Step 3: Cross multiply
    131,247.40x = 196,652.40 × 123,374.20
  4. Step 4: Simplify right side
    131,247.40x = 24,261,832,528.08
  5. Step 5: Solve for x
    x = 24,261,832,528.08/131,247.40
  6. Step 6: Final answer
    x = 184,855.72

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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.