Home / 50,380.48-69,468.23-38,869.17

Finding the Fourth Proportional to 50,380.48, 69,468.23 and 38,869.17

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Solution

The fourth proportional to 50,380.48, 69,468.23 and 38,869.17 is: 53,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,380.48 : 69,468.23 = 38,869.17 : x
  2. Step 2: Convert to fraction form
    50,380.48/69,468.23 = 38,869.17/x
  3. Step 3: Cross multiply
    50,380.48x = 69,468.23 × 38,869.17
  4. Step 4: Simplify right side
    50,380.48x = 2,700,172,278.14
  5. Step 5: Solve for x
    x = 2,700,172,278.14/50,380.48
  6. Step 6: Final answer
    x = 53,595.60

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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.