Home / 42,416.20-63,624.30-29,974.60

Finding the Fourth Proportional to 42,416.20, 63,624.30 and 29,974.60

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Solution

The fourth proportional to 42,416.20, 63,624.30 and 29,974.60 is: 44,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,416.20 : 63,624.30 = 29,974.60 : x
  2. Step 2: Convert to fraction form
    42,416.20/63,624.30 = 29,974.60/x
  3. Step 3: Cross multiply
    42,416.20x = 63,624.30 × 29,974.60
  4. Step 4: Simplify right side
    42,416.20x = 1,907,112,942.78
  5. Step 5: Solve for x
    x = 1,907,112,942.78/42,416.20
  6. Step 6: Final answer
    x = 44,961.90

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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.