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Finding the Fourth Proportional to 161,014.41, 222,200.82 and 88,420.41

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Solution

The fourth proportional to 161,014.41, 222,200.82 and 88,420.41 is: 122,020.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,014.41 : 222,200.82 = 88,420.41 : x
  2. Step 2: Convert to fraction form
    161,014.41/222,200.82 = 88,420.41/x
  3. Step 3: Cross multiply
    161,014.41x = 222,200.82 × 88,420.41
  4. Step 4: Simplify right side
    161,014.41x = 19,647,087,606.74
  5. Step 5: Solve for x
    x = 19,647,087,606.74/161,014.41
  6. Step 6: Final answer
    x = 122,020.68

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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.