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Finding the Fourth Proportional to 73,412.90, 110,011.26 and 32,837.22

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Solution

The fourth proportional to 73,412.90, 110,011.26 and 32,837.22 is: 49,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,412.90 : 110,011.26 = 32,837.22 : x
  2. Step 2: Convert to fraction form
    73,412.90/110,011.26 = 32,837.22/x
  3. Step 3: Cross multiply
    73,412.90x = 110,011.26 × 32,837.22
  4. Step 4: Simplify right side
    73,412.90x = 3,612,463,947.10
  5. Step 5: Solve for x
    x = 3,612,463,947.10/73,412.90
  6. Step 6: Final answer
    x = 49,207.48

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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.