Home / 49,529.29-74,292.60-13,993.06

Finding the Fourth Proportional to 49,529.29, 74,292.60 and 13,993.06

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Solution

The fourth proportional to 49,529.29, 74,292.60 and 13,993.06 is: 20,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,529.29 : 74,292.60 = 13,993.06 : x
  2. Step 2: Convert to fraction form
    49,529.29/74,292.60 = 13,993.06/x
  3. Step 3: Cross multiply
    49,529.29x = 74,292.60 × 13,993.06
  4. Step 4: Simplify right side
    49,529.29x = 1,039,580,623.62
  5. Step 5: Solve for x
    x = 1,039,580,623.62/49,529.29
  6. Step 6: Final answer
    x = 20,989.21

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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.