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Finding the Fourth Proportional to 116,808.90, 175,253.99 and 36,859.20

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Solution

The fourth proportional to 116,808.90, 175,253.99 and 36,859.20 is: 55,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,808.90 : 175,253.99 = 36,859.20 : x
  2. Step 2: Convert to fraction form
    116,808.90/175,253.99 = 36,859.20/x
  3. Step 3: Cross multiply
    116,808.90x = 175,253.99 × 36,859.20
  4. Step 4: Simplify right side
    116,808.90x = 6,459,721,868.21
  5. Step 5: Solve for x
    x = 6,459,721,868.21/116,808.90
  6. Step 6: Final answer
    x = 55,301.62

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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.