Home / 69,119.20-103,634.16-37,946.08

Finding the Fourth Proportional to 69,119.20, 103,634.16 and 37,946.08

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Solution

The fourth proportional to 69,119.20, 103,634.16 and 37,946.08 is: 56,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,119.20 : 103,634.16 = 37,946.08 : x
  2. Step 2: Convert to fraction form
    69,119.20/103,634.16 = 37,946.08/x
  3. Step 3: Cross multiply
    69,119.20x = 103,634.16 × 37,946.08
  4. Step 4: Simplify right side
    69,119.20x = 3,932,510,126.09
  5. Step 5: Solve for x
    x = 3,932,510,126.09/69,119.20
  6. Step 6: Final answer
    x = 56,894.61

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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.