Home / 73,108.56-100,979.79-52,933.50

Finding the Fourth Proportional to 73,108.56, 100,979.79 and 52,933.50

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Solution

The fourth proportional to 73,108.56, 100,979.79 and 52,933.50 is: 73,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,108.56 : 100,979.79 = 52,933.50 : x
  2. Step 2: Convert to fraction form
    73,108.56/100,979.79 = 52,933.50/x
  3. Step 3: Cross multiply
    73,108.56x = 100,979.79 × 52,933.50
  4. Step 4: Simplify right side
    73,108.56x = 5,345,213,713.97
  5. Step 5: Solve for x
    x = 5,345,213,713.97/73,108.56
  6. Step 6: Final answer
    x = 73,113.38

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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.