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Finding the Fourth Proportional to 160,144.58, 220,999.43 and 88,524.58

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Solution

The fourth proportional to 160,144.58, 220,999.43 and 88,524.58 is: 122,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,144.58 : 220,999.43 = 88,524.58 : x
  2. Step 2: Convert to fraction form
    160,144.58/220,999.43 = 88,524.58/x
  3. Step 3: Cross multiply
    160,144.58x = 220,999.43 × 88,524.58
  4. Step 4: Simplify right side
    160,144.58x = 19,563,881,389.80
  5. Step 5: Solve for x
    x = 19,563,881,389.80/160,144.58
  6. Step 6: Final answer
    x = 122,163.87

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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.