Home / 55,994.24-83,942.80-20,934.24

Finding the Fourth Proportional to 55,994.24, 83,942.80 and 20,934.24

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Solution

The fourth proportional to 55,994.24, 83,942.80 and 20,934.24 is: 31,383.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,994.24 : 83,942.80 = 20,934.24 : x
  2. Step 2: Convert to fraction form
    55,994.24/83,942.80 = 20,934.24/x
  3. Step 3: Cross multiply
    55,994.24x = 83,942.80 × 20,934.24
  4. Step 4: Simplify right side
    55,994.24x = 1,757,278,721.47
  5. Step 5: Solve for x
    x = 1,757,278,721.47/55,994.24
  6. Step 6: Final answer
    x = 31,383.21

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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.