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Finding the Fourth Proportional to 116,806.90, 175,250.99 and 36,857.20

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Solution

The fourth proportional to 116,806.90, 175,250.99 and 36,857.20 is: 55,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,806.90 : 175,250.99 = 36,857.20 : x
  2. Step 2: Convert to fraction form
    116,806.90/175,250.99 = 36,857.20/x
  3. Step 3: Cross multiply
    116,806.90x = 175,250.99 × 36,857.20
  4. Step 4: Simplify right side
    116,806.90x = 6,459,260,788.63
  5. Step 5: Solve for x
    x = 6,459,260,788.63/116,806.90
  6. Step 6: Final answer
    x = 55,298.62

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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.