Home / 50,438.50-69,605.12-27,777.29

Finding the Fourth Proportional to 50,438.50, 69,605.12 and 27,777.29

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Solution

The fourth proportional to 50,438.50, 69,605.12 and 27,777.29 is: 38,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,438.50 : 69,605.12 = 27,777.29 : x
  2. Step 2: Convert to fraction form
    50,438.50/69,605.12 = 27,777.29/x
  3. Step 3: Cross multiply
    50,438.50x = 69,605.12 × 27,777.29
  4. Step 4: Simplify right side
    50,438.50x = 1,933,441,814.55
  5. Step 5: Solve for x
    x = 1,933,441,814.55/50,438.50
  6. Step 6: Final answer
    x = 38,332.66

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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.