Home / 54,881.08-75,735.78-29,730.64

Finding the Fourth Proportional to 54,881.08, 75,735.78 and 29,730.64

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Solution

The fourth proportional to 54,881.08, 75,735.78 and 29,730.64 is: 41,028.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.08 : 75,735.78 = 29,730.64 : x
  2. Step 2: Convert to fraction form
    54,881.08/75,735.78 = 29,730.64/x
  3. Step 3: Cross multiply
    54,881.08x = 75,735.78 × 29,730.64
  4. Step 4: Simplify right side
    54,881.08x = 2,251,673,210.30
  5. Step 5: Solve for x
    x = 2,251,673,210.30/54,881.08
  6. Step 6: Final answer
    x = 41,028.22

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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.