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Finding the Fourth Proportional to 92,770.66, 139,176.24 and 33,600.16

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Solution

The fourth proportional to 92,770.66, 139,176.24 and 33,600.16 is: 50,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,770.66 : 139,176.24 = 33,600.16 : x
  2. Step 2: Convert to fraction form
    92,770.66/139,176.24 = 33,600.16/x
  3. Step 3: Cross multiply
    92,770.66x = 139,176.24 × 33,600.16
  4. Step 4: Simplify right side
    92,770.66x = 4,676,343,932.20
  5. Step 5: Solve for x
    x = 4,676,343,932.20/92,770.66
  6. Step 6: Final answer
    x = 50,407.57

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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.