Home / 111,553.11-167,242.19-52,358.31

Finding the Fourth Proportional to 111,553.11, 167,242.19 and 52,358.31

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Solution

The fourth proportional to 111,553.11, 167,242.19 and 52,358.31 is: 78,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,553.11 : 167,242.19 = 52,358.31 : x
  2. Step 2: Convert to fraction form
    111,553.11/167,242.19 = 52,358.31/x
  3. Step 3: Cross multiply
    111,553.11x = 167,242.19 × 52,358.31
  4. Step 4: Simplify right side
    111,553.11x = 8,756,518,167.31
  5. Step 5: Solve for x
    x = 8,756,518,167.31/111,553.11
  6. Step 6: Final answer
    x = 78,496.41

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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.