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Finding the Fourth Proportional to 171,046.70, 236,051.01 and 113,586.68

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Solution

The fourth proportional to 171,046.70, 236,051.01 and 113,586.68 is: 156,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,046.70 : 236,051.01 = 113,586.68 : x
  2. Step 2: Convert to fraction form
    171,046.70/236,051.01 = 113,586.68/x
  3. Step 3: Cross multiply
    171,046.70x = 236,051.01 × 113,586.68
  4. Step 4: Simplify right side
    171,046.70x = 26,812,251,126.67
  5. Step 5: Solve for x
    x = 26,812,251,126.67/171,046.70
  6. Step 6: Final answer
    x = 156,753.98

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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.