Home / 117,877.93-176,815.18-29,131.45

Finding the Fourth Proportional to 117,877.93, 176,815.18 and 29,131.45

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Solution

The fourth proportional to 117,877.93, 176,815.18 and 29,131.45 is: 43,696.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,877.93 : 176,815.18 = 29,131.45 : x
  2. Step 2: Convert to fraction form
    117,877.93/176,815.18 = 29,131.45/x
  3. Step 3: Cross multiply
    117,877.93x = 176,815.18 × 29,131.45
  4. Step 4: Simplify right side
    117,877.93x = 5,150,882,087.86
  5. Step 5: Solve for x
    x = 5,150,882,087.86/117,877.93
  6. Step 6: Final answer
    x = 43,696.75

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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.