Home / 50,515.62-69,712.04-27,855.50

Finding the Fourth Proportional to 50,515.62, 69,712.04 and 27,855.50

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Solution

The fourth proportional to 50,515.62, 69,712.04 and 27,855.50 is: 38,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,515.62 : 69,712.04 = 27,855.50 : x
  2. Step 2: Convert to fraction form
    50,515.62/69,712.04 = 27,855.50/x
  3. Step 3: Cross multiply
    50,515.62x = 69,712.04 × 27,855.50
  4. Step 4: Simplify right side
    50,515.62x = 1,941,863,730.22
  5. Step 5: Solve for x
    x = 1,941,863,730.22/50,515.62
  6. Step 6: Final answer
    x = 38,440.86

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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.