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Finding the Fourth Proportional to 109,950.56, 151,732.06 and 59,649.56

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Solution

The fourth proportional to 109,950.56, 151,732.06 and 59,649.56 is: 82,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,950.56 : 151,732.06 = 59,649.56 : x
  2. Step 2: Convert to fraction form
    109,950.56/151,732.06 = 59,649.56/x
  3. Step 3: Cross multiply
    109,950.56x = 151,732.06 × 59,649.56
  4. Step 4: Simplify right side
    109,950.56x = 9,050,749,709.11
  5. Step 5: Solve for x
    x = 9,050,749,709.11/109,950.56
  6. Step 6: Final answer
    x = 82,316.54

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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.