Home / 75,248.94-103,766.01-52,579.66

Finding the Fourth Proportional to 75,248.94, 103,766.01 and 52,579.66

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Solution

The fourth proportional to 75,248.94, 103,766.01 and 52,579.66 is: 72,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,248.94 : 103,766.01 = 52,579.66 : x
  2. Step 2: Convert to fraction form
    75,248.94/103,766.01 = 52,579.66/x
  3. Step 3: Cross multiply
    75,248.94x = 103,766.01 × 52,579.66
  4. Step 4: Simplify right side
    75,248.94x = 5,455,981,267.25
  5. Step 5: Solve for x
    x = 5,455,981,267.25/75,248.94
  6. Step 6: Final answer
    x = 72,505.76

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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.