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Finding the Fourth Proportional to 160,995.70, 222,162.91 and 89,370.10

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Solution

The fourth proportional to 160,995.70, 222,162.91 and 89,370.10 is: 123,324.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,995.70 : 222,162.91 = 89,370.10 : x
  2. Step 2: Convert to fraction form
    160,995.70/222,162.91 = 89,370.10/x
  3. Step 3: Cross multiply
    160,995.70x = 222,162.91 × 89,370.10
  4. Step 4: Simplify right side
    160,995.70x = 19,854,721,482.99
  5. Step 5: Solve for x
    x = 19,854,721,482.99/160,995.70
  6. Step 6: Final answer
    x = 123,324.55

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