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Finding the Fourth Proportional to 195,230.80, 292,539.90 and 116,301.88

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Solution

The fourth proportional to 195,230.80, 292,539.90 and 116,301.88 is: 174,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,230.80 : 292,539.90 = 116,301.88 : x
  2. Step 2: Convert to fraction form
    195,230.80/292,539.90 = 116,301.88/x
  3. Step 3: Cross multiply
    195,230.80x = 292,539.90 × 116,301.88
  4. Step 4: Simplify right side
    195,230.80x = 34,022,940,345.01
  5. Step 5: Solve for x
    x = 34,022,940,345.01/195,230.80
  6. Step 6: Final answer
    x = 174,270.35

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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.