Home / 74,294.06-111,439.84-29,919.70

Finding the Fourth Proportional to 74,294.06, 111,439.84 and 29,919.70

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Solution

The fourth proportional to 74,294.06, 111,439.84 and 29,919.70 is: 44,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,294.06 : 111,439.84 = 29,919.70 : x
  2. Step 2: Convert to fraction form
    74,294.06/111,439.84 = 29,919.70/x
  3. Step 3: Cross multiply
    74,294.06x = 111,439.84 × 29,919.70
  4. Step 4: Simplify right side
    74,294.06x = 3,334,246,580.85
  5. Step 5: Solve for x
    x = 3,334,246,580.85/74,294.06
  6. Step 6: Final answer
    x = 44,879.05

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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.