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Finding the Fourth Proportional to 114,246.96, 171,400.01 and 66,902.06

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Solution

The fourth proportional to 114,246.96, 171,400.01 and 66,902.06 is: 100,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,246.96 : 171,400.01 = 66,902.06 : x
  2. Step 2: Convert to fraction form
    114,246.96/171,400.01 = 66,902.06/x
  3. Step 3: Cross multiply
    114,246.96x = 171,400.01 × 66,902.06
  4. Step 4: Simplify right side
    114,246.96x = 11,467,013,753.02
  5. Step 5: Solve for x
    x = 11,467,013,753.02/114,246.96
  6. Step 6: Final answer
    x = 100,370.41

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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.