Home / 75,433.18-104,012.46-48,173.44

Finding the Fourth Proportional to 75,433.18, 104,012.46 and 48,173.44

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Solution

The fourth proportional to 75,433.18, 104,012.46 and 48,173.44 is: 66,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433.18 : 104,012.46 = 48,173.44 : x
  2. Step 2: Convert to fraction form
    75,433.18/104,012.46 = 48,173.44/x
  3. Step 3: Cross multiply
    75,433.18x = 104,012.46 × 48,173.44
  4. Step 4: Simplify right side
    75,433.18x = 5,010,638,001.06
  5. Step 5: Solve for x
    x = 5,010,638,001.06/75,433.18
  6. Step 6: Final answer
    x = 66,424.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.