Home / 77,733.18-116,571.15-27,799.74

Finding the Fourth Proportional to 77,733.18, 116,571.15 and 27,799.74

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Solution

The fourth proportional to 77,733.18, 116,571.15 and 27,799.74 is: 41,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,733.18 : 116,571.15 = 27,799.74 : x
  2. Step 2: Convert to fraction form
    77,733.18/116,571.15 = 27,799.74/x
  3. Step 3: Cross multiply
    77,733.18x = 116,571.15 × 27,799.74
  4. Step 4: Simplify right side
    77,733.18x = 3,240,647,661.50
  5. Step 5: Solve for x
    x = 3,240,647,661.50/77,733.18
  6. Step 6: Final answer
    x = 41,689.37

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1.5x scale

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.