Home / 54,881.68-75,736.72-29,731.18

Finding the Fourth Proportional to 54,881.68, 75,736.72 and 29,731.18

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Solution

The fourth proportional to 54,881.68, 75,736.72 and 29,731.18 is: 41,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881.68 : 75,736.72 = 29,731.18 : x
  2. Step 2: Convert to fraction form
    54,881.68/75,736.72 = 29,731.18/x
  3. Step 3: Cross multiply
    54,881.68x = 75,736.72 × 29,731.18
  4. Step 4: Simplify right side
    54,881.68x = 2,251,742,054.93
  5. Step 5: Solve for x
    x = 2,251,742,054.93/54,881.68
  6. Step 6: Final answer
    x = 41,029.03

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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.