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Finding the Fourth Proportional to 101,736.40, 152,511.72 and 39,359.92

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Solution

The fourth proportional to 101,736.40, 152,511.72 and 39,359.92 is: 59,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,736.40 : 152,511.72 = 39,359.92 : x
  2. Step 2: Convert to fraction form
    101,736.40/152,511.72 = 39,359.92/x
  3. Step 3: Cross multiply
    101,736.40x = 152,511.72 × 39,359.92
  4. Step 4: Simplify right side
    101,736.40x = 6,002,849,098.26
  5. Step 5: Solve for x
    x = 6,002,849,098.26/101,736.40
  6. Step 6: Final answer
    x = 59,003.95

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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.