Home / 64,323.33-88,809.57-40,161.12

Finding the Fourth Proportional to 64,323.33, 88,809.57 and 40,161.12

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Solution

The fourth proportional to 64,323.33, 88,809.57 and 40,161.12 is: 55,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,323.33 : 88,809.57 = 40,161.12 : x
  2. Step 2: Convert to fraction form
    64,323.33/88,809.57 = 40,161.12/x
  3. Step 3: Cross multiply
    64,323.33x = 88,809.57 × 40,161.12
  4. Step 4: Simplify right side
    64,323.33x = 3,566,691,797.92
  5. Step 5: Solve for x
    x = 3,566,691,797.92/64,323.33
  6. Step 6: Final answer
    x = 55,449.43

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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.