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Finding the Fourth Proportional to 160,481.40, 240,657.30 and 55,246.20

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Solution

The fourth proportional to 160,481.40, 240,657.30 and 55,246.20 is: 82,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,481.40 : 240,657.30 = 55,246.20 : x
  2. Step 2: Convert to fraction form
    160,481.40/240,657.30 = 55,246.20/x
  3. Step 3: Cross multiply
    160,481.40x = 240,657.30 × 55,246.20
  4. Step 4: Simplify right side
    160,481.40x = 13,295,401,327.26
  5. Step 5: Solve for x
    x = 13,295,401,327.26/160,481.40
  6. Step 6: Final answer
    x = 82,846.99

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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.