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Finding the Fourth Proportional to 116,334.80, 174,502.20 and 108,501.20

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Solution

The fourth proportional to 116,334.80, 174,502.20 and 108,501.20 is: 162,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,334.80 : 174,502.20 = 108,501.20 : x
  2. Step 2: Convert to fraction form
    116,334.80/174,502.20 = 108,501.20/x
  3. Step 3: Cross multiply
    116,334.80x = 174,502.20 × 108,501.20
  4. Step 4: Simplify right side
    116,334.80x = 18,933,698,102.64
  5. Step 5: Solve for x
    x = 18,933,698,102.64/116,334.80
  6. Step 6: Final answer
    x = 162,751.80

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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.