Home / 161,285.24-222,579.33-88,693.66

Finding the Fourth Proportional to 161,285.24, 222,579.33 and 88,693.66

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Solution

The fourth proportional to 161,285.24, 222,579.33 and 88,693.66 is: 122,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,285.24 : 222,579.33 = 88,693.66 : x
  2. Step 2: Convert to fraction form
    161,285.24/222,579.33 = 88,693.66/x
  3. Step 3: Cross multiply
    161,285.24x = 222,579.33 × 88,693.66
  4. Step 4: Simplify right side
    161,285.24x = 19,741,374,861.60
  5. Step 5: Solve for x
    x = 19,741,374,861.60/161,285.24
  6. Step 6: Final answer
    x = 122,400.39

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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.