Home / 97,067.20-133,947.04-54,624

Finding the Fourth Proportional to 97,067.20, 133,947.04 and 54,624

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Solution

The fourth proportional to 97,067.20, 133,947.04 and 54,624 is: 75,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,067.20 : 133,947.04 = 54,624 : x
  2. Step 2: Convert to fraction form
    97,067.20/133,947.04 = 54,624/x
  3. Step 3: Cross multiply
    97,067.20x = 133,947.04 × 54,624
  4. Step 4: Simplify right side
    97,067.20x = 7,316,723,112.96
  5. Step 5: Solve for x
    x = 7,316,723,112.96/97,067.20
  6. Step 6: Final answer
    x = 75,377.91

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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.