Home / 50,546.10-75,724.38-42,279.24

Finding the Fourth Proportional to 50,546.10, 75,724.38 and 42,279.24

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Solution

The fourth proportional to 50,546.10, 75,724.38 and 42,279.24 is: 63,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,546.10 : 75,724.38 = 42,279.24 : x
  2. Step 2: Convert to fraction form
    50,546.10/75,724.38 = 42,279.24/x
  3. Step 3: Cross multiply
    50,546.10x = 75,724.38 × 42,279.24
  4. Step 4: Simplify right side
    50,546.10x = 3,201,569,235.87
  5. Step 5: Solve for x
    x = 3,201,569,235.87/50,546.10
  6. Step 6: Final answer
    x = 63,339.59

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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.