Home / 197,891.19-296,840.03-57,657.51

Finding the Fourth Proportional to 197,891.19, 296,840.03 and 57,657.51

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Solution

The fourth proportional to 197,891.19, 296,840.03 and 57,657.51 is: 86,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,891.19 : 296,840.03 = 57,657.51 : x
  2. Step 2: Convert to fraction form
    197,891.19/296,840.03 = 57,657.51/x
  3. Step 3: Cross multiply
    197,891.19x = 296,840.03 × 57,657.51
  4. Step 4: Simplify right side
    197,891.19x = 17,115,056,998.13
  5. Step 5: Solve for x
    x = 17,115,056,998.13/197,891.19
  6. Step 6: Final answer
    x = 86,487.21

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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.