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Finding the Fourth Proportional to 160,953.60, 241,459.20 and 67,468.80

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Solution

The fourth proportional to 160,953.60, 241,459.20 and 67,468.80 is: 101,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,953.60 : 241,459.20 = 67,468.80 : x
  2. Step 2: Convert to fraction form
    160,953.60/241,459.20 = 67,468.80/x
  3. Step 3: Cross multiply
    160,953.60x = 241,459.20 × 67,468.80
  4. Step 4: Simplify right side
    160,953.60x = 16,290,962,472.96
  5. Step 5: Solve for x
    x = 16,290,962,472.96/160,953.60
  6. Step 6: Final answer
    x = 101,215.27

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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.