Home / 80,087.80-110,544.23-52,883.75

Finding the Fourth Proportional to 80,087.80, 110,544.23 and 52,883.75

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Solution

The fourth proportional to 80,087.80, 110,544.23 and 52,883.75 is: 72,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,087.80 : 110,544.23 = 52,883.75 : x
  2. Step 2: Convert to fraction form
    80,087.80/110,544.23 = 52,883.75/x
  3. Step 3: Cross multiply
    80,087.80x = 110,544.23 × 52,883.75
  4. Step 4: Simplify right side
    80,087.80x = 5,845,992,606.12
  5. Step 5: Solve for x
    x = 5,845,992,606.12/80,087.80
  6. Step 6: Final answer
    x = 72,994.80

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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.