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Finding the Fourth Proportional to 161,560.67, 222,808.59 and 101,136.83

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Solution

The fourth proportional to 161,560.67, 222,808.59 and 101,136.83 is: 139,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,560.67 : 222,808.59 = 101,136.83 : x
  2. Step 2: Convert to fraction form
    161,560.67/222,808.59 = 101,136.83/x
  3. Step 3: Cross multiply
    161,560.67x = 222,808.59 × 101,136.83
  4. Step 4: Simplify right side
    161,560.67x = 22,534,153,375.33
  5. Step 5: Solve for x
    x = 22,534,153,375.33/161,560.67
  6. Step 6: Final answer
    x = 139,477.97

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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.