Home / 54,126.56-74,691.84-30,248.56

Finding the Fourth Proportional to 54,126.56, 74,691.84 and 30,248.56

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Solution

The fourth proportional to 54,126.56, 74,691.84 and 30,248.56 is: 41,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126.56 : 74,691.84 = 30,248.56 : x
  2. Step 2: Convert to fraction form
    54,126.56/74,691.84 = 30,248.56/x
  3. Step 3: Cross multiply
    54,126.56x = 74,691.84 × 30,248.56
  4. Step 4: Simplify right side
    54,126.56x = 2,259,320,603.75
  5. Step 5: Solve for x
    x = 2,259,320,603.75/54,126.56
  6. Step 6: Final answer
    x = 41,741.44

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1.5x scale

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.