Home / 55,661.75-83,500.49-18,224.87

Finding the Fourth Proportional to 55,661.75, 83,500.49 and 18,224.87

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Solution

The fourth proportional to 55,661.75, 83,500.49 and 18,224.87 is: 27,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,661.75 : 83,500.49 = 18,224.87 : x
  2. Step 2: Convert to fraction form
    55,661.75/83,500.49 = 18,224.87/x
  3. Step 3: Cross multiply
    55,661.75x = 83,500.49 × 18,224.87
  4. Step 4: Simplify right side
    55,661.75x = 1,521,785,575.19
  5. Step 5: Solve for x
    x = 1,521,785,575.19/55,661.75
  6. Step 6: Final answer
    x = 27,339.88

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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.