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Finding the Fourth Proportional to 166,662.40, 250,019.52 and 55,828.48

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Solution

The fourth proportional to 166,662.40, 250,019.52 and 55,828.48 is: 83,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,662.40 : 250,019.52 = 55,828.48 : x
  2. Step 2: Convert to fraction form
    166,662.40/250,019.52 = 55,828.48/x
  3. Step 3: Cross multiply
    166,662.40x = 250,019.52 × 55,828.48
  4. Step 4: Simplify right side
    166,662.40x = 13,958,209,771.93
  5. Step 5: Solve for x
    x = 13,958,209,771.93/166,662.40
  6. Step 6: Final answer
    x = 83,751.40

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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.