Home / 52,759.74-72,808.86-31,250.66

Finding the Fourth Proportional to 52,759.74, 72,808.86 and 31,250.66

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Solution

The fourth proportional to 52,759.74, 72,808.86 and 31,250.66 is: 43,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,759.74 : 72,808.86 = 31,250.66 : x
  2. Step 2: Convert to fraction form
    52,759.74/72,808.86 = 31,250.66/x
  3. Step 3: Cross multiply
    52,759.74x = 72,808.86 × 31,250.66
  4. Step 4: Simplify right side
    52,759.74x = 2,275,324,928.85
  5. Step 5: Solve for x
    x = 2,275,324,928.85/52,759.74
  6. Step 6: Final answer
    x = 43,126.16

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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.