Home / 50,724.27-69,998.85-28,061.49

Finding the Fourth Proportional to 50,724.27, 69,998.85 and 28,061.49

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Solution

The fourth proportional to 50,724.27, 69,998.85 and 28,061.49 is: 38,724.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,724.27 : 69,998.85 = 28,061.49 : x
  2. Step 2: Convert to fraction form
    50,724.27/69,998.85 = 28,061.49/x
  3. Step 3: Cross multiply
    50,724.27x = 69,998.85 × 28,061.49
  4. Step 4: Simplify right side
    50,724.27x = 1,964,272,029.29
  5. Step 5: Solve for x
    x = 1,964,272,029.29/50,724.27
  6. Step 6: Final answer
    x = 38,724.50

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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.