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Finding the Fourth Proportional to 43,871.10, 65,701.20 and 25,094.22

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Solution

The fourth proportional to 43,871.10, 65,701.20 and 25,094.22 is: 37,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,871.10 : 65,701.20 = 25,094.22 : x
  2. Step 2: Convert to fraction form
    43,871.10/65,701.20 = 25,094.22/x
  3. Step 3: Cross multiply
    43,871.10x = 65,701.20 × 25,094.22
  4. Step 4: Simplify right side
    43,871.10x = 1,648,720,367.06
  5. Step 5: Solve for x
    x = 1,648,720,367.06/43,871.10
  6. Step 6: Final answer
    x = 37,581.01

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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.