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Finding the Fourth Proportional to 116,894.99, 175,069.11 and 57,539.81

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Solution

The fourth proportional to 116,894.99, 175,069.11 and 57,539.81 is: 86,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,894.99 : 175,069.11 = 57,539.81 : x
  2. Step 2: Convert to fraction form
    116,894.99/175,069.11 = 57,539.81/x
  3. Step 3: Cross multiply
    116,894.99x = 175,069.11 × 57,539.81
  4. Step 4: Simplify right side
    116,894.99x = 10,073,443,326.27
  5. Step 5: Solve for x
    x = 10,073,443,326.27/116,894.99
  6. Step 6: Final answer
    x = 86,175.15

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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.