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Finding the Fourth Proportional to 88,592.83, 132,911.70 and 29,428.81

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Solution

The fourth proportional to 88,592.83, 132,911.70 and 29,428.81 is: 44,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592.83 : 132,911.70 = 29,428.81 : x
  2. Step 2: Convert to fraction form
    88,592.83/132,911.70 = 29,428.81/x
  3. Step 3: Cross multiply
    88,592.83x = 132,911.70 × 29,428.81
  4. Step 4: Simplify right side
    88,592.83x = 3,911,433,166.08
  5. Step 5: Solve for x
    x = 3,911,433,166.08/88,592.83
  6. Step 6: Final answer
    x = 44,150.67

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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.