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Finding the Fourth Proportional to 116,367.66, 174,558.42 and 36,420.57

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Solution

The fourth proportional to 116,367.66, 174,558.42 and 36,420.57 is: 54,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,367.66 : 174,558.42 = 36,420.57 : x
  2. Step 2: Convert to fraction form
    116,367.66/174,558.42 = 36,420.57/x
  3. Step 3: Cross multiply
    116,367.66x = 174,558.42 × 36,420.57
  4. Step 4: Simplify right side
    116,367.66x = 6,357,517,154.70
  5. Step 5: Solve for x
    x = 6,357,517,154.70/116,367.66
  6. Step 6: Final answer
    x = 54,633.02

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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.