Home / 77,163.03-115,755.64-23,859.17

Finding the Fourth Proportional to 77,163.03, 115,755.64 and 23,859.17

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Solution

The fourth proportional to 77,163.03, 115,755.64 and 23,859.17 is: 35,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,163.03 : 115,755.64 = 23,859.17 : x
  2. Step 2: Convert to fraction form
    77,163.03/115,755.64 = 23,859.17/x
  3. Step 3: Cross multiply
    77,163.03x = 115,755.64 × 23,859.17
  4. Step 4: Simplify right side
    77,163.03x = 2,761,833,493.22
  5. Step 5: Solve for x
    x = 2,761,833,493.22/77,163.03
  6. Step 6: Final answer
    x = 35,792.19

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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.