Home / 104,743.77-157,005.62-51,361.83

Finding the Fourth Proportional to 104,743.77, 157,005.62 and 51,361.83

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Solution

The fourth proportional to 104,743.77, 157,005.62 and 51,361.83 is: 76,988.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,743.77 : 157,005.62 = 51,361.83 : x
  2. Step 2: Convert to fraction form
    104,743.77/157,005.62 = 51,361.83/x
  3. Step 3: Cross multiply
    104,743.77x = 157,005.62 × 51,361.83
  4. Step 4: Simplify right side
    104,743.77x = 8,064,095,706.68
  5. Step 5: Solve for x
    x = 8,064,095,706.68/104,743.77
  6. Step 6: Final answer
    x = 76,988.79

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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.