Home / 54,795.50-75,617.79-29,645

Finding the Fourth Proportional to 54,795.50, 75,617.79 and 29,645

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Solution

The fourth proportional to 54,795.50, 75,617.79 and 29,645 is: 40,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,795.50 : 75,617.79 = 29,645 : x
  2. Step 2: Convert to fraction form
    54,795.50/75,617.79 = 29,645/x
  3. Step 3: Cross multiply
    54,795.50x = 75,617.79 × 29,645
  4. Step 4: Simplify right side
    54,795.50x = 2,241,689,384.55
  5. Step 5: Solve for x
    x = 2,241,689,384.55/54,795.50
  6. Step 6: Final answer
    x = 40,910.10

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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.