Home / 48,025.20-71,994.60-31,393.20

Finding the Fourth Proportional to 48,025.20, 71,994.60 and 31,393.20

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Solution

The fourth proportional to 48,025.20, 71,994.60 and 31,393.20 is: 47,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,025.20 : 71,994.60 = 31,393.20 : x
  2. Step 2: Convert to fraction form
    48,025.20/71,994.60 = 31,393.20/x
  3. Step 3: Cross multiply
    48,025.20x = 71,994.60 × 31,393.20
  4. Step 4: Simplify right side
    48,025.20x = 2,260,140,876.72
  5. Step 5: Solve for x
    x = 2,260,140,876.72/48,025.20
  6. Step 6: Final answer
    x = 47,061.56

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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.