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Finding the Fourth Proportional to 110,496.43, 152,481.01 and 67,547.86

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Solution

The fourth proportional to 110,496.43, 152,481.01 and 67,547.86 is: 93,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,496.43 : 152,481.01 = 67,547.86 : x
  2. Step 2: Convert to fraction form
    110,496.43/152,481.01 = 67,547.86/x
  3. Step 3: Cross multiply
    110,496.43x = 152,481.01 × 67,547.86
  4. Step 4: Simplify right side
    110,496.43x = 10,299,765,916.14
  5. Step 5: Solve for x
    x = 10,299,765,916.14/110,496.43
  6. Step 6: Final answer
    x = 93,213.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.