Home / 55,601.13-83,410.33-18,673.77

Finding the Fourth Proportional to 55,601.13, 83,410.33 and 18,673.77

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Solution

The fourth proportional to 55,601.13, 83,410.33 and 18,673.77 is: 28,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,601.13 : 83,410.33 = 18,673.77 : x
  2. Step 2: Convert to fraction form
    55,601.13/83,410.33 = 18,673.77/x
  3. Step 3: Cross multiply
    55,601.13x = 83,410.33 × 18,673.77
  4. Step 4: Simplify right side
    55,601.13x = 1,557,585,318.04
  5. Step 5: Solve for x
    x = 1,557,585,318.04/55,601.13
  6. Step 6: Final answer
    x = 28,013.56

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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.