Home / 64,561.24-89,102.12-36,266.80

Finding the Fourth Proportional to 64,561.24, 89,102.12 and 36,266.80

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Solution

The fourth proportional to 64,561.24, 89,102.12 and 36,266.80 is: 50,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,561.24 : 89,102.12 = 36,266.80 : x
  2. Step 2: Convert to fraction form
    64,561.24/89,102.12 = 36,266.80/x
  3. Step 3: Cross multiply
    64,561.24x = 89,102.12 × 36,266.80
  4. Step 4: Simplify right side
    64,561.24x = 3,231,448,765.62
  5. Step 5: Solve for x
    x = 3,231,448,765.62/64,561.24
  6. Step 6: Final answer
    x = 50,052.46

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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.