Home / 171,102.26-236,009.88-109,751.36

Finding the Fourth Proportional to 171,102.26, 236,009.88 and 109,751.36

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Solution

The fourth proportional to 171,102.26, 236,009.88 and 109,751.36 is: 151,385.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,102.26 : 236,009.88 = 109,751.36 : x
  2. Step 2: Convert to fraction form
    171,102.26/236,009.88 = 109,751.36/x
  3. Step 3: Cross multiply
    171,102.26x = 236,009.88 × 109,751.36
  4. Step 4: Simplify right side
    171,102.26x = 25,902,405,303.44
  5. Step 5: Solve for x
    x = 25,902,405,303.44/171,102.26
  6. Step 6: Final answer
    x = 151,385.52

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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.