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Finding the Fourth Proportional to 161,167.44, 222,409.40 and 89,545.88

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Solution

The fourth proportional to 161,167.44, 222,409.40 and 89,545.88 is: 123,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,167.44 : 222,409.40 = 89,545.88 : x
  2. Step 2: Convert to fraction form
    161,167.44/222,409.40 = 89,545.88/x
  3. Step 3: Cross multiply
    161,167.44x = 222,409.40 × 89,545.88
  4. Step 4: Simplify right side
    161,167.44x = 19,915,845,443.27
  5. Step 5: Solve for x
    x = 19,915,845,443.27/161,167.44
  6. Step 6: Final answer
    x = 123,572.39

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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.