Home / 91,523.87-126,301.63-50,684.13

Finding the Fourth Proportional to 91,523.87, 126,301.63 and 50,684.13

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Solution

The fourth proportional to 91,523.87, 126,301.63 and 50,684.13 is: 69,943.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,523.87 : 126,301.63 = 50,684.13 : x
  2. Step 2: Convert to fraction form
    91,523.87/126,301.63 = 50,684.13/x
  3. Step 3: Cross multiply
    91,523.87x = 126,301.63 × 50,684.13
  4. Step 4: Simplify right side
    91,523.87x = 6,401,488,202.45
  5. Step 5: Solve for x
    x = 6,401,488,202.45/91,523.87
  6. Step 6: Final answer
    x = 69,943.37

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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.