Home / 54,374.27-75,036.38-30,178.94

Finding the Fourth Proportional to 54,374.27, 75,036.38 and 30,178.94

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Solution

The fourth proportional to 54,374.27, 75,036.38 and 30,178.94 is: 41,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.27 : 75,036.38 = 30,178.94 : x
  2. Step 2: Convert to fraction form
    54,374.27/75,036.38 = 30,178.94/x
  3. Step 3: Cross multiply
    54,374.27x = 75,036.38 × 30,178.94
  4. Step 4: Simplify right side
    54,374.27x = 2,264,517,883.76
  5. Step 5: Solve for x
    x = 2,264,517,883.76/54,374.27
  6. Step 6: Final answer
    x = 41,646.87

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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.