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Finding the Fourth Proportional to 183,221.56, 252,872.47 and 102,654.54

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Solution

The fourth proportional to 183,221.56, 252,872.47 and 102,654.54 is: 141,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,221.56 : 252,872.47 = 102,654.54 : x
  2. Step 2: Convert to fraction form
    183,221.56/252,872.47 = 102,654.54/x
  3. Step 3: Cross multiply
    183,221.56x = 252,872.47 × 102,654.54
  4. Step 4: Simplify right side
    183,221.56x = 25,958,506,637.40
  5. Step 5: Solve for x
    x = 25,958,506,637.40/183,221.56
  6. Step 6: Final answer
    x = 141,678.23

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1.5x scale

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.