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Finding the Fourth Proportional to 43,751.13, 65,627.63 and 15,673.01

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Solution

The fourth proportional to 43,751.13, 65,627.63 and 15,673.01 is: 23,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,751.13 : 65,627.63 = 15,673.01 : x
  2. Step 2: Convert to fraction form
    43,751.13/65,627.63 = 15,673.01/x
  3. Step 3: Cross multiply
    43,751.13x = 65,627.63 × 15,673.01
  4. Step 4: Simplify right side
    43,751.13x = 1,028,582,422.90
  5. Step 5: Solve for x
    x = 1,028,582,422.90/43,751.13
  6. Step 6: Final answer
    x = 23,509.85

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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.