Home / 40,466.73-60,697.94-12,386.80

Finding the Fourth Proportional to 40,466.73, 60,697.94 and 12,386.80

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Solution

The fourth proportional to 40,466.73, 60,697.94 and 12,386.80 is: 18,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,466.73 : 60,697.94 = 12,386.80 : x
  2. Step 2: Convert to fraction form
    40,466.73/60,697.94 = 12,386.80/x
  3. Step 3: Cross multiply
    40,466.73x = 60,697.94 × 12,386.80
  4. Step 4: Simplify right side
    40,466.73x = 751,853,282.82
  5. Step 5: Solve for x
    x = 751,853,282.82/40,466.73
  6. Step 6: Final answer
    x = 18,579.54

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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.