Home / 117,516.96-176,238.05-38,612.97

Finding the Fourth Proportional to 117,516.96, 176,238.05 and 38,612.97

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Solution

The fourth proportional to 117,516.96, 176,238.05 and 38,612.97 is: 57,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,516.96 : 176,238.05 = 38,612.97 : x
  2. Step 2: Convert to fraction form
    117,516.96/176,238.05 = 38,612.97/x
  3. Step 3: Cross multiply
    117,516.96x = 176,238.05 × 38,612.97
  4. Step 4: Simplify right side
    117,516.96x = 6,805,074,344.44
  5. Step 5: Solve for x
    x = 6,805,074,344.44/117,516.96
  6. Step 6: Final answer
    x = 57,907.17

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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.