Home / 40,652.16-60,984.32-12,574.73

Finding the Fourth Proportional to 40,652.16, 60,984.32 and 12,574.73

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Solution

The fourth proportional to 40,652.16, 60,984.32 and 12,574.73 is: 18,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,652.16 : 60,984.32 = 12,574.73 : x
  2. Step 2: Convert to fraction form
    40,652.16/60,984.32 = 12,574.73/x
  3. Step 3: Cross multiply
    40,652.16x = 60,984.32 × 12,574.73
  4. Step 4: Simplify right side
    40,652.16x = 766,860,990.44
  5. Step 5: Solve for x
    x = 766,860,990.44/40,652.16
  6. Step 6: Final answer
    x = 18,863.97

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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.