Home / 50,520.28-69,718.74-27,859.31

Finding the Fourth Proportional to 50,520.28, 69,718.74 and 27,859.31

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Solution

The fourth proportional to 50,520.28, 69,718.74 and 27,859.31 is: 38,446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,520.28 : 69,718.74 = 27,859.31 : x
  2. Step 2: Convert to fraction form
    50,520.28/69,718.74 = 27,859.31/x
  3. Step 3: Cross multiply
    50,520.28x = 69,718.74 × 27,859.31
  4. Step 4: Simplify right side
    50,520.28x = 1,942,316,060.29
  5. Step 5: Solve for x
    x = 1,942,316,060.29/50,520.28
  6. Step 6: Final answer
    x = 38,446.27

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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.