Home / 117,939.24-176,876-39,059.62

Finding the Fourth Proportional to 117,939.24, 176,876 and 39,059.62

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Solution

The fourth proportional to 117,939.24, 176,876 and 39,059.62 is: 58,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,939.24 : 176,876 = 39,059.62 : x
  2. Step 2: Convert to fraction form
    117,939.24/176,876 = 39,059.62/x
  3. Step 3: Cross multiply
    117,939.24x = 176,876 × 39,059.62
  4. Step 4: Simplify right side
    117,939.24x = 6,908,709,347.12
  5. Step 5: Solve for x
    x = 6,908,709,347.12/117,939.24
  6. Step 6: Final answer
    x = 58,578.55

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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.