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Finding the Fourth Proportional to 88,709.54, 133,035.51 and 29,529.32

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Solution

The fourth proportional to 88,709.54, 133,035.51 and 29,529.32 is: 44,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,709.54 : 133,035.51 = 29,529.32 : x
  2. Step 2: Convert to fraction form
    88,709.54/133,035.51 = 29,529.32/x
  3. Step 3: Cross multiply
    88,709.54x = 133,035.51 × 29,529.32
  4. Step 4: Simplify right side
    88,709.54x = 3,928,448,146.15
  5. Step 5: Solve for x
    x = 3,928,448,146.15/88,709.54
  6. Step 6: Final answer
    x = 44,284.39

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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.