Home / 40,783.44-61,175.16-11,201.43

Finding the Fourth Proportional to 40,783.44, 61,175.16 and 11,201.43

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Solution

The fourth proportional to 40,783.44, 61,175.16 and 11,201.43 is: 16,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.44 : 61,175.16 = 11,201.43 : x
  2. Step 2: Convert to fraction form
    40,783.44/61,175.16 = 11,201.43/x
  3. Step 3: Cross multiply
    40,783.44x = 61,175.16 × 11,201.43
  4. Step 4: Simplify right side
    40,783.44x = 685,249,272.48
  5. Step 5: Solve for x
    x = 685,249,272.48/40,783.44
  6. Step 6: Final answer
    x = 16,802.15

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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.