Home / 50,853.24-76,279.88-13,917.24

Finding the Fourth Proportional to 50,853.24, 76,279.88 and 13,917.24

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Solution

The fourth proportional to 50,853.24, 76,279.88 and 13,917.24 is: 20,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.24 : 76,279.88 = 13,917.24 : x
  2. Step 2: Convert to fraction form
    50,853.24/76,279.88 = 13,917.24/x
  3. Step 3: Cross multiply
    50,853.24x = 76,279.88 × 13,917.24
  4. Step 4: Simplify right side
    50,853.24x = 1,061,605,397.13
  5. Step 5: Solve for x
    x = 1,061,605,397.13/50,853.24
  6. Step 6: Final answer
    x = 20,875.87

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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.