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Finding the Fourth Proportional to 166,871.94, 250,207 and 65,548.71

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Solution

The fourth proportional to 166,871.94, 250,207 and 65,548.71 is: 98,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,871.94 : 250,207 = 65,548.71 : x
  2. Step 2: Convert to fraction form
    166,871.94/250,207 = 65,548.71/x
  3. Step 3: Cross multiply
    166,871.94x = 250,207 × 65,548.71
  4. Step 4: Simplify right side
    166,871.94x = 16,400,744,831.94
  5. Step 5: Solve for x
    x = 16,400,744,831.94/166,871.94
  6. Step 6: Final answer
    x = 98,283.42

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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.