Home / 153,383.17-230,179.86-53,543.38

Finding the Fourth Proportional to 153,383.17, 230,179.86 and 53,543.38

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Solution

The fourth proportional to 153,383.17, 230,179.86 and 53,543.38 is: 80,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,383.17 : 230,179.86 = 53,543.38 : x
  2. Step 2: Convert to fraction form
    153,383.17/230,179.86 = 53,543.38/x
  3. Step 3: Cross multiply
    153,383.17x = 230,179.86 × 53,543.38
  4. Step 4: Simplify right side
    153,383.17x = 12,324,607,712.33
  5. Step 5: Solve for x
    x = 12,324,607,712.33/153,383.17
  6. Step 6: Final answer
    x = 80,351.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.