Home / 54,709.50-75,480.25-33,206.02

Finding the Fourth Proportional to 54,709.50, 75,480.25 and 33,206.02

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Solution

The fourth proportional to 54,709.50, 75,480.25 and 33,206.02 is: 45,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.50 : 75,480.25 = 33,206.02 : x
  2. Step 2: Convert to fraction form
    54,709.50/75,480.25 = 33,206.02/x
  3. Step 3: Cross multiply
    54,709.50x = 75,480.25 × 33,206.02
  4. Step 4: Simplify right side
    54,709.50x = 2,506,398,691.11
  5. Step 5: Solve for x
    x = 2,506,398,691.11/54,709.50
  6. Step 6: Final answer
    x = 45,812.86

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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.