Home / 204,317.70-281,798.66-132,720.78

Finding the Fourth Proportional to 204,317.70, 281,798.66 and 132,720.78

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Solution

The fourth proportional to 204,317.70, 281,798.66 and 132,720.78 is: 183,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,317.70 : 281,798.66 = 132,720.78 : x
  2. Step 2: Convert to fraction form
    204,317.70/281,798.66 = 132,720.78/x
  3. Step 3: Cross multiply
    204,317.70x = 281,798.66 × 132,720.78
  4. Step 4: Simplify right side
    204,317.70x = 37,400,537,958.15
  5. Step 5: Solve for x
    x = 37,400,537,958.15/204,317.70
  6. Step 6: Final answer
    x = 183,050.90

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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.