Home / 132,537.07-198,762.68-43,769.17

Finding the Fourth Proportional to 132,537.07, 198,762.68 and 43,769.17

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Solution

The fourth proportional to 132,537.07, 198,762.68 and 43,769.17 is: 65,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,537.07 : 198,762.68 = 43,769.17 : x
  2. Step 2: Convert to fraction form
    132,537.07/198,762.68 = 43,769.17/x
  3. Step 3: Cross multiply
    132,537.07x = 198,762.68 × 43,769.17
  4. Step 4: Simplify right side
    132,537.07x = 8,699,677,311.73
  5. Step 5: Solve for x
    x = 8,699,677,311.73/132,537.07
  6. Step 6: Final answer
    x = 65,639.58

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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.