Home / 35,961.71-49,648.43-31,971.79

Finding the Fourth Proportional to 35,961.71, 49,648.43 and 31,971.79

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Solution

The fourth proportional to 35,961.71, 49,648.43 and 31,971.79 is: 44,139.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.71 : 49,648.43 = 31,971.79 : x
  2. Step 2: Convert to fraction form
    35,961.71/49,648.43 = 31,971.79/x
  3. Step 3: Cross multiply
    35,961.71x = 49,648.43 × 31,971.79
  4. Step 4: Simplify right side
    35,961.71x = 1,587,349,177.79
  5. Step 5: Solve for x
    x = 1,587,349,177.79/35,961.71
  6. Step 6: Final answer
    x = 44,139.98

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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.