Home / 64,395.99-88,910.46-40,233.75

Finding the Fourth Proportional to 64,395.99, 88,910.46 and 40,233.75

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Solution

The fourth proportional to 64,395.99, 88,910.46 and 40,233.75 is: 55,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,395.99 : 88,910.46 = 40,233.75 : x
  2. Step 2: Convert to fraction form
    64,395.99/88,910.46 = 40,233.75/x
  3. Step 3: Cross multiply
    64,395.99x = 88,910.46 × 40,233.75
  4. Step 4: Simplify right side
    64,395.99x = 3,577,201,220.03
  5. Step 5: Solve for x
    x = 3,577,201,220.03/64,395.99
  6. Step 6: Final answer
    x = 55,550.06

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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.