Home / 80,516.87-111,111.14-44,705.96

Finding the Fourth Proportional to 80,516.87, 111,111.14 and 44,705.96

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Solution

The fourth proportional to 80,516.87, 111,111.14 and 44,705.96 is: 61,693.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,516.87 : 111,111.14 = 44,705.96 : x
  2. Step 2: Convert to fraction form
    80,516.87/111,111.14 = 44,705.96/x
  3. Step 3: Cross multiply
    80,516.87x = 111,111.14 × 44,705.96
  4. Step 4: Simplify right side
    80,516.87x = 4,967,329,401.31
  5. Step 5: Solve for x
    x = 4,967,329,401.31/80,516.87
  6. Step 6: Final answer
    x = 61,693.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.