Home / 52,380.88-78,355.32-33,632.08

Finding the Fourth Proportional to 52,380.88, 78,355.32 and 33,632.08

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Solution

The fourth proportional to 52,380.88, 78,355.32 and 33,632.08 is: 50,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380.88 : 78,355.32 = 33,632.08 : x
  2. Step 2: Convert to fraction form
    52,380.88/78,355.32 = 33,632.08/x
  3. Step 3: Cross multiply
    52,380.88x = 78,355.32 × 33,632.08
  4. Step 4: Simplify right side
    52,380.88x = 2,635,252,390.67
  5. Step 5: Solve for x
    x = 2,635,252,390.67/52,380.88
  6. Step 6: Final answer
    x = 50,309.43

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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.