Home / 62,981.26-86,910.15-34,686.95

Finding the Fourth Proportional to 62,981.26, 86,910.15 and 34,686.95

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Solution

The fourth proportional to 62,981.26, 86,910.15 and 34,686.95 is: 47,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.26 : 86,910.15 = 34,686.95 : x
  2. Step 2: Convert to fraction form
    62,981.26/86,910.15 = 34,686.95/x
  3. Step 3: Cross multiply
    62,981.26x = 86,910.15 × 34,686.95
  4. Step 4: Simplify right side
    62,981.26x = 3,014,647,527.95
  5. Step 5: Solve for x
    x = 3,014,647,527.95/62,981.26
  6. Step 6: Final answer
    x = 47,865.79

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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.