Home / 99,110.44-136,727.76-58,825.90

Finding the Fourth Proportional to 99,110.44, 136,727.76 and 58,825.90

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Solution

The fourth proportional to 99,110.44, 136,727.76 and 58,825.90 is: 81,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,110.44 : 136,727.76 = 58,825.90 : x
  2. Step 2: Convert to fraction form
    99,110.44/136,727.76 = 58,825.90/x
  3. Step 3: Cross multiply
    99,110.44x = 136,727.76 × 58,825.90
  4. Step 4: Simplify right side
    99,110.44x = 8,043,133,536.98
  5. Step 5: Solve for x
    x = 8,043,133,536.98/99,110.44
  6. Step 6: Final answer
    x = 81,153.24

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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.