Home / 106,042.65-146,336.67-63,614.85

Finding the Fourth Proportional to 106,042.65, 146,336.67 and 63,614.85

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Solution

The fourth proportional to 106,042.65, 146,336.67 and 63,614.85 is: 87,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,042.65 : 146,336.67 = 63,614.85 : x
  2. Step 2: Convert to fraction form
    106,042.65/146,336.67 = 63,614.85/x
  3. Step 3: Cross multiply
    106,042.65x = 146,336.67 × 63,614.85
  4. Step 4: Simplify right side
    106,042.65x = 9,309,185,311.55
  5. Step 5: Solve for x
    x = 9,309,185,311.55/106,042.65
  6. Step 6: Final answer
    x = 87,787.18

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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.