Home / 218,147.05-301,096.37-133,335.19

Finding the Fourth Proportional to 218,147.05, 301,096.37 and 133,335.19

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Solution

The fourth proportional to 218,147.05, 301,096.37 and 133,335.19 is: 184,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,147.05 : 301,096.37 = 133,335.19 : x
  2. Step 2: Convert to fraction form
    218,147.05/301,096.37 = 133,335.19/x
  3. Step 3: Cross multiply
    218,147.05x = 301,096.37 × 133,335.19
  4. Step 4: Simplify right side
    218,147.05x = 40,146,741,035.58
  5. Step 5: Solve for x
    x = 40,146,741,035.58/218,147.05
  6. Step 6: Final answer
    x = 184,035.22

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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.