Home / 123,742.60-185,487.06-48,832.44

Finding the Fourth Proportional to 123,742.60, 185,487.06 and 48,832.44

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Solution

The fourth proportional to 123,742.60, 185,487.06 and 48,832.44 is: 73,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,742.60 : 185,487.06 = 48,832.44 : x
  2. Step 2: Convert to fraction form
    123,742.60/185,487.06 = 48,832.44/x
  3. Step 3: Cross multiply
    123,742.60x = 185,487.06 × 48,832.44
  4. Step 4: Simplify right side
    123,742.60x = 9,057,785,728.23
  5. Step 5: Solve for x
    x = 9,057,785,728.23/123,742.60
  6. Step 6: Final answer
    x = 73,198.61

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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.