Home / 102,351.42-153,383.04-39,103.38

Finding the Fourth Proportional to 102,351.42, 153,383.04 and 39,103.38

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Solution

The fourth proportional to 102,351.42, 153,383.04 and 39,103.38 is: 58,600.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,351.42 : 153,383.04 = 39,103.38 : x
  2. Step 2: Convert to fraction form
    102,351.42/153,383.04 = 39,103.38/x
  3. Step 3: Cross multiply
    102,351.42x = 153,383.04 × 39,103.38
  4. Step 4: Simplify right side
    102,351.42x = 5,997,795,298.68
  5. Step 5: Solve for x
    x = 5,997,795,298.68/102,351.42
  6. Step 6: Final answer
    x = 58,600.02

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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.