Home / 27,781.05-41,681.30-8,060.79

Finding the Fourth Proportional to 27,781.05, 41,681.30 and 8,060.79

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Solution

The fourth proportional to 27,781.05, 41,681.30 and 8,060.79 is: 12,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781.05 : 41,681.30 = 8,060.79 : x
  2. Step 2: Convert to fraction form
    27,781.05/41,681.30 = 8,060.79/x
  3. Step 3: Cross multiply
    27,781.05x = 41,681.30 × 8,060.79
  4. Step 4: Simplify right side
    27,781.05x = 335,984,165.92
  5. Step 5: Solve for x
    x = 335,984,165.92/27,781.05
  6. Step 6: Final answer
    x = 12,094.01

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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.