Home / 86,684.93-119,633.81-50,874.17

Finding the Fourth Proportional to 86,684.93, 119,633.81 and 50,874.17

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Solution

The fourth proportional to 86,684.93, 119,633.81 and 50,874.17 is: 70,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,684.93 : 119,633.81 = 50,874.17 : x
  2. Step 2: Convert to fraction form
    86,684.93/119,633.81 = 50,874.17/x
  3. Step 3: Cross multiply
    86,684.93x = 119,633.81 × 50,874.17
  4. Step 4: Simplify right side
    86,684.93x = 6,086,269,935.15
  5. Step 5: Solve for x
    x = 6,086,269,935.15/86,684.93
  6. Step 6: Final answer
    x = 70,211.40

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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.