Home / 74,887.83-112,380.03-48,231.03

Finding the Fourth Proportional to 74,887.83, 112,380.03 and 48,231.03

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Solution

The fourth proportional to 74,887.83, 112,380.03 and 48,231.03 is: 72,377.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887.83 : 112,380.03 = 48,231.03 : x
  2. Step 2: Convert to fraction form
    74,887.83/112,380.03 = 48,231.03/x
  3. Step 3: Cross multiply
    74,887.83x = 112,380.03 × 48,231.03
  4. Step 4: Simplify right side
    74,887.83x = 5,420,204,598.33
  5. Step 5: Solve for x
    x = 5,420,204,598.33/74,887.83
  6. Step 6: Final answer
    x = 72,377.64

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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.