Home / 47,036.89-70,549.26-11,974.42

Finding the Fourth Proportional to 47,036.89, 70,549.26 and 11,974.42

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Solution

The fourth proportional to 47,036.89, 70,549.26 and 11,974.42 is: 17,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,036.89 : 70,549.26 = 11,974.42 : x
  2. Step 2: Convert to fraction form
    47,036.89/70,549.26 = 11,974.42/x
  3. Step 3: Cross multiply
    47,036.89x = 70,549.26 × 11,974.42
  4. Step 4: Simplify right side
    47,036.89x = 844,786,469.93
  5. Step 5: Solve for x
    x = 844,786,469.93/47,036.89
  6. Step 6: Final answer
    x = 17,960.08

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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.