Home / 157,620.33-236,363.54-57,739.05

Finding the Fourth Proportional to 157,620.33, 236,363.54 and 57,739.05

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Solution

The fourth proportional to 157,620.33, 236,363.54 and 57,739.05 is: 86,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620.33 : 236,363.54 = 57,739.05 : x
  2. Step 2: Convert to fraction form
    157,620.33/236,363.54 = 57,739.05/x
  3. Step 3: Cross multiply
    157,620.33x = 236,363.54 × 57,739.05
  4. Step 4: Simplify right side
    157,620.33x = 13,647,405,965.54
  5. Step 5: Solve for x
    x = 13,647,405,965.54/157,620.33
  6. Step 6: Final answer
    x = 86,584.05

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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.