Home / 77,744.90-116,641.98-27,823.88

Finding the Fourth Proportional to 77,744.90, 116,641.98 and 27,823.88

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Solution

The fourth proportional to 77,744.90, 116,641.98 and 27,823.88 is: 41,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,744.90 : 116,641.98 = 27,823.88 : x
  2. Step 2: Convert to fraction form
    77,744.90/116,641.98 = 27,823.88/x
  3. Step 3: Cross multiply
    77,744.90x = 116,641.98 × 27,823.88
  4. Step 4: Simplify right side
    77,744.90x = 3,245,431,871.27
  5. Step 5: Solve for x
    x = 3,245,431,871.27/77,744.90
  6. Step 6: Final answer
    x = 41,744.63

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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.