Home / 132,586.36-198,805.42-43,816.04

Finding the Fourth Proportional to 132,586.36, 198,805.42 and 43,816.04

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Solution

The fourth proportional to 132,586.36, 198,805.42 and 43,816.04 is: 65,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,586.36 : 198,805.42 = 43,816.04 : x
  2. Step 2: Convert to fraction form
    132,586.36/198,805.42 = 43,816.04/x
  3. Step 3: Cross multiply
    132,586.36x = 198,805.42 × 43,816.04
  4. Step 4: Simplify right side
    132,586.36x = 8,710,866,234.94
  5. Step 5: Solve for x
    x = 8,710,866,234.94/132,586.36
  6. Step 6: Final answer
    x = 65,699.57

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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.