Home / 50,520.10-69,716.14-27,860.05

Finding the Fourth Proportional to 50,520.10, 69,716.14 and 27,860.05

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Solution

The fourth proportional to 50,520.10, 69,716.14 and 27,860.05 is: 38,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,520.10 : 69,716.14 = 27,860.05 : x
  2. Step 2: Convert to fraction form
    50,520.10/69,716.14 = 27,860.05/x
  3. Step 3: Cross multiply
    50,520.10x = 69,716.14 × 27,860.05
  4. Step 4: Simplify right side
    50,520.10x = 1,942,294,797.63
  5. Step 5: Solve for x
    x = 1,942,294,797.63/50,520.10
  6. Step 6: Final answer
    x = 38,445.98

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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.