Home / 101,095.11-151,662.11-38,760.75

Finding the Fourth Proportional to 101,095.11, 151,662.11 and 38,760.75

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Solution

The fourth proportional to 101,095.11, 151,662.11 and 38,760.75 is: 58,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,095.11 : 151,662.11 = 38,760.75 : x
  2. Step 2: Convert to fraction form
    101,095.11/151,662.11 = 38,760.75/x
  3. Step 3: Cross multiply
    101,095.11x = 151,662.11 × 38,760.75
  4. Step 4: Simplify right side
    101,095.11x = 5,878,536,936.38
  5. Step 5: Solve for x
    x = 5,878,536,936.38/101,095.11
  6. Step 6: Final answer
    x = 58,148.58

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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.