Home / 110,563.20-165,721.56-43,985.52

Finding the Fourth Proportional to 110,563.20, 165,721.56 and 43,985.52

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Solution

The fourth proportional to 110,563.20, 165,721.56 and 43,985.52 is: 65,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,563.20 : 165,721.56 = 43,985.52 : x
  2. Step 2: Convert to fraction form
    110,563.20/165,721.56 = 43,985.52/x
  3. Step 3: Cross multiply
    110,563.20x = 165,721.56 × 43,985.52
  4. Step 4: Simplify right side
    110,563.20x = 7,289,348,991.81
  5. Step 5: Solve for x
    x = 7,289,348,991.81/110,563.20
  6. Step 6: Final answer
    x = 65,929.25

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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.