Home / 52,400.68-72,306.66-29,742.28

Finding the Fourth Proportional to 52,400.68, 72,306.66 and 29,742.28

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Solution

The fourth proportional to 52,400.68, 72,306.66 and 29,742.28 is: 41,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.68 : 72,306.66 = 29,742.28 : x
  2. Step 2: Convert to fraction form
    52,400.68/72,306.66 = 29,742.28/x
  3. Step 3: Cross multiply
    52,400.68x = 72,306.66 × 29,742.28
  4. Step 4: Simplify right side
    52,400.68x = 2,150,564,927.58
  5. Step 5: Solve for x
    x = 2,150,564,927.58/52,400.68
  6. Step 6: Final answer
    x = 41,040.78

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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.