Home / 53,938.50-80,923.68-27,661.65

Finding the Fourth Proportional to 53,938.50, 80,923.68 and 27,661.65

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Solution

The fourth proportional to 53,938.50, 80,923.68 and 27,661.65 is: 41,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.50 : 80,923.68 = 27,661.65 : x
  2. Step 2: Convert to fraction form
    53,938.50/80,923.68 = 27,661.65/x
  3. Step 3: Cross multiply
    53,938.50x = 80,923.68 × 27,661.65
  4. Step 4: Simplify right side
    53,938.50x = 2,238,482,512.87
  5. Step 5: Solve for x
    x = 2,238,482,512.87/53,938.50
  6. Step 6: Final answer
    x = 41,500.64

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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.