Home / 188,132.31-259,744.19-116,588.25

Finding the Fourth Proportional to 188,132.31, 259,744.19 and 116,588.25

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Solution

The fourth proportional to 188,132.31, 259,744.19 and 116,588.25 is: 160,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,132.31 : 259,744.19 = 116,588.25 : x
  2. Step 2: Convert to fraction form
    188,132.31/259,744.19 = 116,588.25/x
  3. Step 3: Cross multiply
    188,132.31x = 259,744.19 × 116,588.25
  4. Step 4: Simplify right side
    188,132.31x = 30,283,119,976.83
  5. Step 5: Solve for x
    x = 30,283,119,976.83/188,132.31
  6. Step 6: Final answer
    x = 160,967.14

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1.5x scale

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.