Home / 80,837.56-121,269.84-36,463.33

Finding the Fourth Proportional to 80,837.56, 121,269.84 and 36,463.33

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Solution

The fourth proportional to 80,837.56, 121,269.84 and 36,463.33 is: 54,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,837.56 : 121,269.84 = 36,463.33 : x
  2. Step 2: Convert to fraction form
    80,837.56/121,269.84 = 36,463.33/x
  3. Step 3: Cross multiply
    80,837.56x = 121,269.84 × 36,463.33
  4. Step 4: Simplify right side
    80,837.56x = 4,421,902,194.97
  5. Step 5: Solve for x
    x = 4,421,902,194.97/80,837.56
  6. Step 6: Final answer
    x = 54,701.08

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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.