Home / 204,004.53-281,445.69-117,947.76

Finding the Fourth Proportional to 204,004.53, 281,445.69 and 117,947.76

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Solution

The fourth proportional to 204,004.53, 281,445.69 and 117,947.76 is: 162,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,004.53 : 281,445.69 = 117,947.76 : x
  2. Step 2: Convert to fraction form
    204,004.53/281,445.69 = 117,947.76/x
  3. Step 3: Cross multiply
    204,004.53x = 281,445.69 × 117,947.76
  4. Step 4: Simplify right side
    204,004.53x = 33,195,888,697.15
  5. Step 5: Solve for x
    x = 33,195,888,697.15/204,004.53
  6. Step 6: Final answer
    x = 162,721.33

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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.