Home / 54,577.17-75,316.38-30,703.88

Finding the Fourth Proportional to 54,577.17, 75,316.38 and 30,703.88

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Solution

The fourth proportional to 54,577.17, 75,316.38 and 30,703.88 is: 42,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577.17 : 75,316.38 = 30,703.88 : x
  2. Step 2: Convert to fraction form
    54,577.17/75,316.38 = 30,703.88/x
  3. Step 3: Cross multiply
    54,577.17x = 75,316.38 × 30,703.88
  4. Step 4: Simplify right side
    54,577.17x = 2,312,504,716.97
  5. Step 5: Solve for x
    x = 2,312,504,716.97/54,577.17
  6. Step 6: Final answer
    x = 42,371.28

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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.