Home / 173,289.38-259,958.85-53,356.47

Finding the Fourth Proportional to 173,289.38, 259,958.85 and 53,356.47

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Solution

The fourth proportional to 173,289.38, 259,958.85 and 53,356.47 is: 80,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,289.38 : 259,958.85 = 53,356.47 : x
  2. Step 2: Convert to fraction form
    173,289.38/259,958.85 = 53,356.47/x
  3. Step 3: Cross multiply
    173,289.38x = 259,958.85 × 53,356.47
  4. Step 4: Simplify right side
    173,289.38x = 13,870,486,581.26
  5. Step 5: Solve for x
    x = 13,870,486,581.26/173,289.38
  6. Step 6: Final answer
    x = 80,042.34

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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.