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Finding the Fourth Proportional to 92,697.59, 139,057.19 and 33,561.11

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Solution

The fourth proportional to 92,697.59, 139,057.19 and 33,561.11 is: 50,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,697.59 : 139,057.19 = 33,561.11 : x
  2. Step 2: Convert to fraction form
    92,697.59/139,057.19 = 33,561.11/x
  3. Step 3: Cross multiply
    92,697.59x = 139,057.19 × 33,561.11
  4. Step 4: Simplify right side
    92,697.59x = 4,666,913,649.88
  5. Step 5: Solve for x
    x = 4,666,913,649.88/92,697.59
  6. Step 6: Final answer
    x = 50,345.58

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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.