Home / 114,803.24-172,204.62-31,697

Finding the Fourth Proportional to 114,803.24, 172,204.62 and 31,697

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Solution

The fourth proportional to 114,803.24, 172,204.62 and 31,697 is: 47,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,803.24 : 172,204.62 = 31,697 : x
  2. Step 2: Convert to fraction form
    114,803.24/172,204.62 = 31,697/x
  3. Step 3: Cross multiply
    114,803.24x = 172,204.62 × 31,697
  4. Step 4: Simplify right side
    114,803.24x = 5,458,369,840.14
  5. Step 5: Solve for x
    x = 5,458,369,840.14/114,803.24
  6. Step 6: Final answer
    x = 47,545.43

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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.