Home / 83,919.64-125,849.47-27,749.38

Finding the Fourth Proportional to 83,919.64, 125,849.47 and 27,749.38

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Solution

The fourth proportional to 83,919.64, 125,849.47 and 27,749.38 is: 41,614.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,919.64 : 125,849.47 = 27,749.38 : x
  2. Step 2: Convert to fraction form
    83,919.64/125,849.47 = 27,749.38/x
  3. Step 3: Cross multiply
    83,919.64x = 125,849.47 × 27,749.38
  4. Step 4: Simplify right side
    83,919.64x = 3,492,243,997.83
  5. Step 5: Solve for x
    x = 3,492,243,997.83/83,919.64
  6. Step 6: Final answer
    x = 41,614.15

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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.