Home / 204,400.71-282,086.19-113,756.37

Finding the Fourth Proportional to 204,400.71, 282,086.19 and 113,756.37

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Solution

The fourth proportional to 204,400.71, 282,086.19 and 113,756.37 is: 156,991.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,400.71 : 282,086.19 = 113,756.37 : x
  2. Step 2: Convert to fraction form
    204,400.71/282,086.19 = 113,756.37/x
  3. Step 3: Cross multiply
    204,400.71x = 282,086.19 × 113,756.37
  4. Step 4: Simplify right side
    204,400.71x = 32,089,101,001.53
  5. Step 5: Solve for x
    x = 32,089,101,001.53/204,400.71
  6. Step 6: Final answer
    x = 156,991.14

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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.