Home / 48,856.20-73,262.40-19,258.80

Finding the Fourth Proportional to 48,856.20, 73,262.40 and 19,258.80

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Solution

The fourth proportional to 48,856.20, 73,262.40 and 19,258.80 is: 28,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,856.20 : 73,262.40 = 19,258.80 : x
  2. Step 2: Convert to fraction form
    48,856.20/73,262.40 = 19,258.80/x
  3. Step 3: Cross multiply
    48,856.20x = 73,262.40 × 19,258.80
  4. Step 4: Simplify right side
    48,856.20x = 1,410,945,909.12
  5. Step 5: Solve for x
    x = 1,410,945,909.12/48,856.20
  6. Step 6: Final answer
    x = 28,879.57

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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.