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Finding the Fourth Proportional to 62,527.78, 93,722.86 and 30,891

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Solution

The fourth proportional to 62,527.78, 93,722.86 and 30,891 is: 46,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,527.78 : 93,722.86 = 30,891 : x
  2. Step 2: Convert to fraction form
    62,527.78/93,722.86 = 30,891/x
  3. Step 3: Cross multiply
    62,527.78x = 93,722.86 × 30,891
  4. Step 4: Simplify right side
    62,527.78x = 2,895,192,868.26
  5. Step 5: Solve for x
    x = 2,895,192,868.26/62,527.78
  6. Step 6: Final answer
    x = 46,302.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.