Home / 188,510.24-259,987.56-124,853.60

Finding the Fourth Proportional to 188,510.24, 259,987.56 and 124,853.60

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Solution

The fourth proportional to 188,510.24, 259,987.56 and 124,853.60 is: 172,194.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,510.24 : 259,987.56 = 124,853.60 : x
  2. Step 2: Convert to fraction form
    188,510.24/259,987.56 = 124,853.60/x
  3. Step 3: Cross multiply
    188,510.24x = 259,987.56 × 124,853.60
  4. Step 4: Simplify right side
    188,510.24x = 32,460,382,821.22
  5. Step 5: Solve for x
    x = 32,460,382,821.22/188,510.24
  6. Step 6: Final answer
    x = 172,194.27

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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.