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Finding the Fourth Proportional to 96,074.72, 132,596.44 and 53,636

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Solution

The fourth proportional to 96,074.72, 132,596.44 and 53,636 is: 74,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,074.72 : 132,596.44 = 53,636 : x
  2. Step 2: Convert to fraction form
    96,074.72/132,596.44 = 53,636/x
  3. Step 3: Cross multiply
    96,074.72x = 132,596.44 × 53,636
  4. Step 4: Simplify right side
    96,074.72x = 7,111,942,655.84
  5. Step 5: Solve for x
    x = 7,111,942,655.84/96,074.72
  6. Step 6: Final answer
    x = 74,025.12

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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.