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Finding the Fourth Proportional to 88,893.67, 133,312.67 and 29,715.50

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Solution

The fourth proportional to 88,893.67, 133,312.67 and 29,715.50 is: 44,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,893.67 : 133,312.67 = 29,715.50 : x
  2. Step 2: Convert to fraction form
    88,893.67/133,312.67 = 29,715.50/x
  3. Step 3: Cross multiply
    88,893.67x = 133,312.67 × 29,715.50
  4. Step 4: Simplify right side
    88,893.67x = 3,961,452,645.39
  5. Step 5: Solve for x
    x = 3,961,452,645.39/88,893.67
  6. Step 6: Final answer
    x = 44,563.95

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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.