Home / 161,365.56-222,591.96-133,986.72

Finding the Fourth Proportional to 161,365.56, 222,591.96 and 133,986.72

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Solution

The fourth proportional to 161,365.56, 222,591.96 and 133,986.72 is: 184,824.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,365.56 : 222,591.96 = 133,986.72 : x
  2. Step 2: Convert to fraction form
    161,365.56/222,591.96 = 133,986.72/x
  3. Step 3: Cross multiply
    161,365.56x = 222,591.96 × 133,986.72
  4. Step 4: Simplify right side
    161,365.56x = 29,824,366,618.77
  5. Step 5: Solve for x
    x = 29,824,366,618.77/161,365.56
  6. Step 6: Final answer
    x = 184,824.86

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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.