Home / 55,436.05-83,165.01-15,993.64

Finding the Fourth Proportional to 55,436.05, 83,165.01 and 15,993.64

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Solution

The fourth proportional to 55,436.05, 83,165.01 and 15,993.64 is: 23,993.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,436.05 : 83,165.01 = 15,993.64 : x
  2. Step 2: Convert to fraction form
    55,436.05/83,165.01 = 15,993.64/x
  3. Step 3: Cross multiply
    55,436.05x = 83,165.01 × 15,993.64
  4. Step 4: Simplify right side
    55,436.05x = 1,330,111,230.54
  5. Step 5: Solve for x
    x = 1,330,111,230.54/55,436.05
  6. Step 6: Final answer
    x = 23,993.61

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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.