Home / 27,176.10-40,759.79-7,450.08

Finding the Fourth Proportional to 27,176.10, 40,759.79 and 7,450.08

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Solution

The fourth proportional to 27,176.10, 40,759.79 and 7,450.08 is: 11,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,176.10 : 40,759.79 = 7,450.08 : x
  2. Step 2: Convert to fraction form
    27,176.10/40,759.79 = 7,450.08/x
  3. Step 3: Cross multiply
    27,176.10x = 40,759.79 × 7,450.08
  4. Step 4: Simplify right side
    27,176.10x = 303,663,659.03
  5. Step 5: Solve for x
    x = 303,663,659.03/27,176.10
  6. Step 6: Final answer
    x = 11,173.92

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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.