Home / 76,031.61-104,920.56-44,198.01

Finding the Fourth Proportional to 76,031.61, 104,920.56 and 44,198.01

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Solution

The fourth proportional to 76,031.61, 104,920.56 and 44,198.01 is: 60,991.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,031.61 : 104,920.56 = 44,198.01 : x
  2. Step 2: Convert to fraction form
    76,031.61/104,920.56 = 44,198.01/x
  3. Step 3: Cross multiply
    76,031.61x = 104,920.56 × 44,198.01
  4. Step 4: Simplify right side
    76,031.61x = 4,637,279,960.09
  5. Step 5: Solve for x
    x = 4,637,279,960.09/76,031.61
  6. Step 6: Final answer
    x = 60,991.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.