Home / 47,239.38-65,058.48-39,207.81

Finding the Fourth Proportional to 47,239.38, 65,058.48 and 39,207.81

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Solution

The fourth proportional to 47,239.38, 65,058.48 and 39,207.81 is: 53,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,239.38 : 65,058.48 = 39,207.81 : x
  2. Step 2: Convert to fraction form
    47,239.38/65,058.48 = 39,207.81/x
  3. Step 3: Cross multiply
    47,239.38x = 65,058.48 × 39,207.81
  4. Step 4: Simplify right side
    47,239.38x = 2,550,800,522.73
  5. Step 5: Solve for x
    x = 2,550,800,522.73/47,239.38
  6. Step 6: Final answer
    x = 53,997.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.