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Finding the Fourth Proportional to 109,466.67, 151,063.97 and 59,165.67

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Solution

The fourth proportional to 109,466.67, 151,063.97 and 59,165.67 is: 81,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,466.67 : 151,063.97 = 59,165.67 : x
  2. Step 2: Convert to fraction form
    109,466.67/151,063.97 = 59,165.67/x
  3. Step 3: Cross multiply
    109,466.67x = 151,063.97 × 59,165.67
  4. Step 4: Simplify right side
    109,466.67x = 8,937,800,702.08
  5. Step 5: Solve for x
    x = 8,937,800,702.08/109,466.67
  6. Step 6: Final answer
    x = 81,648.60

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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.