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Finding the Fourth Proportional to 223,837.81, 335,545.65 and 111,411.74

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Solution

The fourth proportional to 223,837.81, 335,545.65 and 111,411.74 is: 167,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,837.81 : 335,545.65 = 111,411.74 : x
  2. Step 2: Convert to fraction form
    223,837.81/335,545.65 = 111,411.74/x
  3. Step 3: Cross multiply
    223,837.81x = 335,545.65 × 111,411.74
  4. Step 4: Simplify right side
    223,837.81x = 37,383,725,554.80
  5. Step 5: Solve for x
    x = 37,383,725,554.80/223,837.81
  6. Step 6: Final answer
    x = 167,012.56

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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.