Home / 117,860.78-176,714.98-50,436.83

Finding the Fourth Proportional to 117,860.78, 176,714.98 and 50,436.83

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Solution

The fourth proportional to 117,860.78, 176,714.98 and 50,436.83 is: 75,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,860.78 : 176,714.98 = 50,436.83 : x
  2. Step 2: Convert to fraction form
    117,860.78/176,714.98 = 50,436.83/x
  3. Step 3: Cross multiply
    117,860.78x = 176,714.98 × 50,436.83
  4. Step 4: Simplify right side
    117,860.78x = 8,912,943,720.41
  5. Step 5: Solve for x
    x = 8,912,943,720.41/117,860.78
  6. Step 6: Final answer
    x = 75,622.64

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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.