Home / 133,217.21-199,839.25-43,256.16

Finding the Fourth Proportional to 133,217.21, 199,839.25 and 43,256.16

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Solution

The fourth proportional to 133,217.21, 199,839.25 and 43,256.16 is: 64,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,217.21 : 199,839.25 = 43,256.16 : x
  2. Step 2: Convert to fraction form
    133,217.21/199,839.25 = 43,256.16/x
  3. Step 3: Cross multiply
    133,217.21x = 199,839.25 × 43,256.16
  4. Step 4: Simplify right side
    133,217.21x = 8,644,278,572.28
  5. Step 5: Solve for x
    x = 8,644,278,572.28/133,217.21
  6. Step 6: Final answer
    x = 64,888.60

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1.5x scale

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.