Home / 217,766.76-300,550.68-132,933.12

Finding the Fourth Proportional to 217,766.76, 300,550.68 and 132,933.12

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Solution

The fourth proportional to 217,766.76, 300,550.68 and 132,933.12 is: 183,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,766.76 : 300,550.68 = 132,933.12 : x
  2. Step 2: Convert to fraction form
    217,766.76/300,550.68 = 132,933.12/x
  3. Step 3: Cross multiply
    217,766.76x = 300,550.68 × 132,933.12
  4. Step 4: Simplify right side
    217,766.76x = 39,953,139,610.52
  5. Step 5: Solve for x
    x = 39,953,139,610.52/217,766.76
  6. Step 6: Final answer
    x = 183,467.58

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Double scale
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1.5x scale

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.