Home / 75,273.17-103,876.81-43,442.07

Finding the Fourth Proportional to 75,273.17, 103,876.81 and 43,442.07

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Solution

The fourth proportional to 75,273.17, 103,876.81 and 43,442.07 is: 59,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,273.17 : 103,876.81 = 43,442.07 : x
  2. Step 2: Convert to fraction form
    75,273.17/103,876.81 = 43,442.07/x
  3. Step 3: Cross multiply
    75,273.17x = 103,876.81 × 43,442.07
  4. Step 4: Simplify right side
    75,273.17x = 4,512,623,132.01
  5. Step 5: Solve for x
    x = 4,512,623,132.01/75,273.17
  6. Step 6: Final answer
    x = 59,949.96

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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.