Home / 53,395.38-80,091.99-15,955.56

Finding the Fourth Proportional to 53,395.38, 80,091.99 and 15,955.56

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Solution

The fourth proportional to 53,395.38, 80,091.99 and 15,955.56 is: 23,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.38 : 80,091.99 = 15,955.56 : x
  2. Step 2: Convert to fraction form
    53,395.38/80,091.99 = 15,955.56/x
  3. Step 3: Cross multiply
    53,395.38x = 80,091.99 × 15,955.56
  4. Step 4: Simplify right side
    53,395.38x = 1,277,912,551.96
  5. Step 5: Solve for x
    x = 1,277,912,551.96/53,395.38
  6. Step 6: Final answer
    x = 23,933.02

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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.