Home / 40,467.73-60,699.44-12,387.80

Finding the Fourth Proportional to 40,467.73, 60,699.44 and 12,387.80

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Solution

The fourth proportional to 40,467.73, 60,699.44 and 12,387.80 is: 18,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,467.73 : 60,699.44 = 12,387.80 : x
  2. Step 2: Convert to fraction form
    40,467.73/60,699.44 = 12,387.80/x
  3. Step 3: Cross multiply
    40,467.73x = 60,699.44 × 12,387.80
  4. Step 4: Simplify right side
    40,467.73x = 751,932,522.83
  5. Step 5: Solve for x
    x = 751,932,522.83/40,467.73
  6. Step 6: Final answer
    x = 18,581.04

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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.