Home / 50,724.36-70,001.10-27,755.56

Finding the Fourth Proportional to 50,724.36, 70,001.10 and 27,755.56

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Solution

The fourth proportional to 50,724.36, 70,001.10 and 27,755.56 is: 38,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,724.36 : 70,001.10 = 27,755.56 : x
  2. Step 2: Convert to fraction form
    50,724.36/70,001.10 = 27,755.56/x
  3. Step 3: Cross multiply
    50,724.36x = 70,001.10 × 27,755.56
  4. Step 4: Simplify right side
    50,724.36x = 1,942,919,731.12
  5. Step 5: Solve for x
    x = 1,942,919,731.12/50,724.36
  6. Step 6: Final answer
    x = 38,303.48

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1.5x scale

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.