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Finding the Fourth Proportional to 160,609.56, 240,952.62 and 55,429.44

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Solution

The fourth proportional to 160,609.56, 240,952.62 and 55,429.44 is: 83,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,609.56 : 240,952.62 = 55,429.44 : x
  2. Step 2: Convert to fraction form
    160,609.56/240,952.62 = 55,429.44/x
  3. Step 3: Cross multiply
    160,609.56x = 240,952.62 × 55,429.44
  4. Step 4: Simplify right side
    160,609.56x = 13,355,868,793.13
  5. Step 5: Solve for x
    x = 13,355,868,793.13/160,609.56
  6. Step 6: Final answer
    x = 83,157.37

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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.