Home / 50,478.82-69,661.24-27,818.62

Finding the Fourth Proportional to 50,478.82, 69,661.24 and 27,818.62

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Solution

The fourth proportional to 50,478.82, 69,661.24 and 27,818.62 is: 38,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,478.82 : 69,661.24 = 27,818.62 : x
  2. Step 2: Convert to fraction form
    50,478.82/69,661.24 = 27,818.62/x
  3. Step 3: Cross multiply
    50,478.82x = 69,661.24 × 27,818.62
  4. Step 4: Simplify right side
    50,478.82x = 1,937,879,425.20
  5. Step 5: Solve for x
    x = 1,937,879,425.20/50,478.82
  6. Step 6: Final answer
    x = 38,389.95

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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.