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Finding the Fourth Proportional to 161,154.60, 241,440.30 and 98,752.20

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Solution

The fourth proportional to 161,154.60, 241,440.30 and 98,752.20 is: 147,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,154.60 : 241,440.30 = 98,752.20 : x
  2. Step 2: Convert to fraction form
    161,154.60/241,440.30 = 98,752.20/x
  3. Step 3: Cross multiply
    161,154.60x = 241,440.30 × 98,752.20
  4. Step 4: Simplify right side
    161,154.60x = 23,842,760,793.66
  5. Step 5: Solve for x
    x = 23,842,760,793.66/161,154.60
  6. Step 6: Final answer
    x = 147,949.61

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1.5x scale

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.