Home / 54,880-75,734.94-29,730.04

Finding the Fourth Proportional to 54,880, 75,734.94 and 29,730.04

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Solution

The fourth proportional to 54,880, 75,734.94 and 29,730.04 is: 41,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880 : 75,734.94 = 29,730.04 : x
  2. Step 2: Convert to fraction form
    54,880/75,734.94 = 29,730.04/x
  3. Step 3: Cross multiply
    54,880x = 75,734.94 × 29,730.04
  4. Step 4: Simplify right side
    54,880x = 2,251,602,795.60
  5. Step 5: Solve for x
    x = 2,251,602,795.60/54,880
  6. Step 6: Final answer
    x = 41,027.75

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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.