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Finding the Fourth Proportional to 116,562.67, 160,856.23 and 65,575.44

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Solution

The fourth proportional to 116,562.67, 160,856.23 and 65,575.44 is: 90,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,562.67 : 160,856.23 = 65,575.44 : x
  2. Step 2: Convert to fraction form
    116,562.67/160,856.23 = 65,575.44/x
  3. Step 3: Cross multiply
    116,562.67x = 160,856.23 × 65,575.44
  4. Step 4: Simplify right side
    116,562.67x = 10,548,218,058.99
  5. Step 5: Solve for x
    x = 10,548,218,058.99/116,562.67
  6. Step 6: Final answer
    x = 90,493.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.