Home / 50,658.16-69,907.88-27,998.68

Finding the Fourth Proportional to 50,658.16, 69,907.88 and 27,998.68

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Solution

The fourth proportional to 50,658.16, 69,907.88 and 27,998.68 is: 38,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,658.16 : 69,907.88 = 27,998.68 : x
  2. Step 2: Convert to fraction form
    50,658.16/69,907.88 = 27,998.68/x
  3. Step 3: Cross multiply
    50,658.16x = 69,907.88 × 27,998.68
  4. Step 4: Simplify right side
    50,658.16x = 1,957,328,361.60
  5. Step 5: Solve for x
    x = 1,957,328,361.60/50,658.16
  6. Step 6: Final answer
    x = 38,637.97

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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.