Home / 171,321.09-236,419.35-93,796.57

Finding the Fourth Proportional to 171,321.09, 236,419.35 and 93,796.57

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Solution

The fourth proportional to 171,321.09, 236,419.35 and 93,796.57 is: 129,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,321.09 : 236,419.35 = 93,796.57 : x
  2. Step 2: Convert to fraction form
    171,321.09/236,419.35 = 93,796.57/x
  3. Step 3: Cross multiply
    171,321.09x = 236,419.35 × 93,796.57
  4. Step 4: Simplify right side
    171,321.09x = 22,175,324,111.63
  5. Step 5: Solve for x
    x = 22,175,324,111.63/171,321.09
  6. Step 6: Final answer
    x = 129,437.21

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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.