Home / 49,864.90-74,754.84-21,763.95

Finding the Fourth Proportional to 49,864.90, 74,754.84 and 21,763.95

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Solution

The fourth proportional to 49,864.90, 74,754.84 and 21,763.95 is: 32,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,864.90 : 74,754.84 = 21,763.95 : x
  2. Step 2: Convert to fraction form
    49,864.90/74,754.84 = 21,763.95/x
  3. Step 3: Cross multiply
    49,864.90x = 74,754.84 × 21,763.95
  4. Step 4: Simplify right side
    49,864.90x = 1,626,960,413.13
  5. Step 5: Solve for x
    x = 1,626,960,413.13/49,864.90
  6. Step 6: Final answer
    x = 32,627.37

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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.