Home / 133,584.28-200,301.36-91,511.80

Finding the Fourth Proportional to 133,584.28, 200,301.36 and 91,511.80

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Solution

The fourth proportional to 133,584.28, 200,301.36 and 91,511.80 is: 137,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,584.28 : 200,301.36 = 91,511.80 : x
  2. Step 2: Convert to fraction form
    133,584.28/200,301.36 = 91,511.80/x
  3. Step 3: Cross multiply
    133,584.28x = 200,301.36 × 91,511.80
  4. Step 4: Simplify right side
    133,584.28x = 18,329,937,996.05
  5. Step 5: Solve for x
    x = 18,329,937,996.05/133,584.28
  6. Step 6: Final answer
    x = 137,216.28

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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.