Home / 54,124.29-74,691.32-30,250.76

Finding the Fourth Proportional to 54,124.29, 74,691.32 and 30,250.76

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Solution

The fourth proportional to 54,124.29, 74,691.32 and 30,250.76 is: 41,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,124.29 : 74,691.32 = 30,250.76 : x
  2. Step 2: Convert to fraction form
    54,124.29/74,691.32 = 30,250.76/x
  3. Step 3: Cross multiply
    54,124.29x = 74,691.32 × 30,250.76
  4. Step 4: Simplify right side
    54,124.29x = 2,259,468,670.69
  5. Step 5: Solve for x
    x = 2,259,468,670.69/54,124.29
  6. Step 6: Final answer
    x = 41,745.93

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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.