Home / 54,829.26-75,664.62-29,678.76

Finding the Fourth Proportional to 54,829.26, 75,664.62 and 29,678.76

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Solution

The fourth proportional to 54,829.26, 75,664.62 and 29,678.76 is: 40,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,829.26 : 75,664.62 = 29,678.76 : x
  2. Step 2: Convert to fraction form
    54,829.26/75,664.62 = 29,678.76/x
  3. Step 3: Cross multiply
    54,829.26x = 75,664.62 × 29,678.76
  4. Step 4: Simplify right side
    54,829.26x = 2,245,632,097.47
  5. Step 5: Solve for x
    x = 2,245,632,097.47/54,829.26
  6. Step 6: Final answer
    x = 40,956.82

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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.