Home / 117,718.88-176,600.04-38,838.56

Finding the Fourth Proportional to 117,718.88, 176,600.04 and 38,838.56

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Solution

The fourth proportional to 117,718.88, 176,600.04 and 38,838.56 is: 58,265.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,718.88 : 176,600.04 = 38,838.56 : x
  2. Step 2: Convert to fraction form
    117,718.88/176,600.04 = 38,838.56/x
  3. Step 3: Cross multiply
    117,718.88x = 176,600.04 × 38,838.56
  4. Step 4: Simplify right side
    117,718.88x = 6,858,891,249.54
  5. Step 5: Solve for x
    x = 6,858,891,249.54/117,718.88
  6. Step 6: Final answer
    x = 58,265.01

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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.