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Finding the Fourth Proportional to 116,505.20, 174,628.20 and 63,952.40

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Solution

The fourth proportional to 116,505.20, 174,628.20 and 63,952.40 is: 95,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,505.20 : 174,628.20 = 63,952.40 : x
  2. Step 2: Convert to fraction form
    116,505.20/174,628.20 = 63,952.40/x
  3. Step 3: Cross multiply
    116,505.20x = 174,628.20 × 63,952.40
  4. Step 4: Simplify right side
    116,505.20x = 11,167,892,497.68
  5. Step 5: Solve for x
    x = 11,167,892,497.68/116,505.20
  6. Step 6: Final answer
    x = 95,857.46

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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.