Home / 65,251.17-90,089.96-50,116.77

Finding the Fourth Proportional to 65,251.17, 90,089.96 and 50,116.77

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Solution

The fourth proportional to 65,251.17, 90,089.96 and 50,116.77 is: 69,194.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,251.17 : 90,089.96 = 50,116.77 : x
  2. Step 2: Convert to fraction form
    65,251.17/90,089.96 = 50,116.77/x
  3. Step 3: Cross multiply
    65,251.17x = 90,089.96 × 50,116.77
  4. Step 4: Simplify right side
    65,251.17x = 4,515,017,554.05
  5. Step 5: Solve for x
    x = 4,515,017,554.05/65,251.17
  6. Step 6: Final answer
    x = 69,194.43

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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.