Home / 54,490.49-75,196.94-30,617.15

Finding the Fourth Proportional to 54,490.49, 75,196.94 and 30,617.15

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Solution

The fourth proportional to 54,490.49, 75,196.94 and 30,617.15 is: 42,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,490.49 : 75,196.94 = 30,617.15 : x
  2. Step 2: Convert to fraction form
    54,490.49/75,196.94 = 30,617.15/x
  3. Step 3: Cross multiply
    54,490.49x = 75,196.94 × 30,617.15
  4. Step 4: Simplify right side
    54,490.49x = 2,302,315,991.52
  5. Step 5: Solve for x
    x = 2,302,315,991.52/54,490.49
  6. Step 6: Final answer
    x = 42,251.70

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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.