Home / 54,721.05-75,512.49-36,813.17

Finding the Fourth Proportional to 54,721.05, 75,512.49 and 36,813.17

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Solution

The fourth proportional to 54,721.05, 75,512.49 and 36,813.17 is: 50,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.05 : 75,512.49 = 36,813.17 : x
  2. Step 2: Convert to fraction form
    54,721.05/75,512.49 = 36,813.17/x
  3. Step 3: Cross multiply
    54,721.05x = 75,512.49 × 36,813.17
  4. Step 4: Simplify right side
    54,721.05x = 2,779,853,753.93
  5. Step 5: Solve for x
    x = 2,779,853,753.93/54,721.05
  6. Step 6: Final answer
    x = 50,800.45

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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.