Home / 50,532.16-75,782.83-20,943.04

Finding the Fourth Proportional to 50,532.16, 75,782.83 and 20,943.04

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Solution

The fourth proportional to 50,532.16, 75,782.83 and 20,943.04 is: 31,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,532.16 : 75,782.83 = 20,943.04 : x
  2. Step 2: Convert to fraction form
    50,532.16/75,782.83 = 20,943.04/x
  3. Step 3: Cross multiply
    50,532.16x = 75,782.83 × 20,943.04
  4. Step 4: Simplify right side
    50,532.16x = 1,587,122,840.00
  5. Step 5: Solve for x
    x = 1,587,122,840.00/50,532.16
  6. Step 6: Final answer
    x = 31,408.17

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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.