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Finding the Fourth Proportional to 92,168.96, 138,230.40 and 26,504.96

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Solution

The fourth proportional to 92,168.96, 138,230.40 and 26,504.96 is: 39,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,168.96 : 138,230.40 = 26,504.96 : x
  2. Step 2: Convert to fraction form
    92,168.96/138,230.40 = 26,504.96/x
  3. Step 3: Cross multiply
    92,168.96x = 138,230.40 × 26,504.96
  4. Step 4: Simplify right side
    92,168.96x = 3,663,791,222.78
  5. Step 5: Solve for x
    x = 3,663,791,222.78/92,168.96
  6. Step 6: Final answer
    x = 39,750.81

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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.