Home / 117,520.46-175,890.87-107,014.76

Finding the Fourth Proportional to 117,520.46, 175,890.87 and 107,014.76

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Solution

The fourth proportional to 117,520.46, 175,890.87 and 107,014.76 is: 160,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,520.46 : 175,890.87 = 107,014.76 : x
  2. Step 2: Convert to fraction form
    117,520.46/175,890.87 = 107,014.76/x
  3. Step 3: Cross multiply
    117,520.46x = 175,890.87 × 107,014.76
  4. Step 4: Simplify right side
    117,520.46x = 18,822,919,239.24
  5. Step 5: Solve for x
    x = 18,822,919,239.24/117,520.46
  6. Step 6: Final answer
    x = 160,167.17

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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.