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Finding the Fourth Proportional to 223,654.43, 335,225.12 and 111,083.06

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Solution

The fourth proportional to 223,654.43, 335,225.12 and 111,083.06 is: 166,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,654.43 : 335,225.12 = 111,083.06 : x
  2. Step 2: Convert to fraction form
    223,654.43/335,225.12 = 111,083.06/x
  3. Step 3: Cross multiply
    223,654.43x = 335,225.12 × 111,083.06
  4. Step 4: Simplify right side
    223,654.43x = 37,237,832,401.11
  5. Step 5: Solve for x
    x = 37,237,832,401.11/223,654.43
  6. Step 6: Final answer
    x = 166,497.18

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1.5x scale

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.