Home / 50,543.21-69,749.43-27,883.61

Finding the Fourth Proportional to 50,543.21, 69,749.43 and 27,883.61

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Solution

The fourth proportional to 50,543.21, 69,749.43 and 27,883.61 is: 38,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543.21 : 69,749.43 = 27,883.61 : x
  2. Step 2: Convert to fraction form
    50,543.21/69,749.43 = 27,883.61/x
  3. Step 3: Cross multiply
    50,543.21x = 69,749.43 × 27,883.61
  4. Step 4: Simplify right side
    50,543.21x = 1,944,866,202.40
  5. Step 5: Solve for x
    x = 1,944,866,202.40/50,543.21
  6. Step 6: Final answer
    x = 38,479.28

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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.