Home / 50,047.87-75,101.42-18,479.95

Finding the Fourth Proportional to 50,047.87, 75,101.42 and 18,479.95

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Solution

The fourth proportional to 50,047.87, 75,101.42 and 18,479.95 is: 27,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,047.87 : 75,101.42 = 18,479.95 : x
  2. Step 2: Convert to fraction form
    50,047.87/75,101.42 = 18,479.95/x
  3. Step 3: Cross multiply
    50,047.87x = 75,101.42 × 18,479.95
  4. Step 4: Simplify right side
    50,047.87x = 1,387,870,486.53
  5. Step 5: Solve for x
    x = 1,387,870,486.53/50,047.87
  6. Step 6: Final answer
    x = 27,730.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.