Home / 86,583.43-119,512.35-50,787.91

Finding the Fourth Proportional to 86,583.43, 119,512.35 and 50,787.91

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Solution

The fourth proportional to 86,583.43, 119,512.35 and 50,787.91 is: 70,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,583.43 : 119,512.35 = 50,787.91 : x
  2. Step 2: Convert to fraction form
    86,583.43/119,512.35 = 50,787.91/x
  3. Step 3: Cross multiply
    86,583.43x = 119,512.35 × 50,787.91
  4. Step 4: Simplify right side
    86,583.43x = 6,069,781,624.19
  5. Step 5: Solve for x
    x = 6,069,781,624.19/86,583.43
  6. Step 6: Final answer
    x = 70,103.27

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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.