Home / 55,424.97-83,118.56-15,971.49

Finding the Fourth Proportional to 55,424.97, 83,118.56 and 15,971.49

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Solution

The fourth proportional to 55,424.97, 83,118.56 and 15,971.49 is: 23,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,424.97 : 83,118.56 = 15,971.49 : x
  2. Step 2: Convert to fraction form
    55,424.97/83,118.56 = 15,971.49/x
  3. Step 3: Cross multiply
    55,424.97x = 83,118.56 × 15,971.49
  4. Step 4: Simplify right side
    55,424.97x = 1,327,527,170.00
  5. Step 5: Solve for x
    x = 1,327,527,170.00/55,424.97
  6. Step 6: Final answer
    x = 23,951.79

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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.