Home / 158,210.80-236,932.20-84,175.60

Finding the Fourth Proportional to 158,210.80, 236,932.20 and 84,175.60

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Solution

The fourth proportional to 158,210.80, 236,932.20 and 84,175.60 is: 126,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,210.80 : 236,932.20 = 84,175.60 : x
  2. Step 2: Convert to fraction form
    158,210.80/236,932.20 = 84,175.60/x
  3. Step 3: Cross multiply
    158,210.80x = 236,932.20 × 84,175.60
  4. Step 4: Simplify right side
    158,210.80x = 19,943,910,094.32
  5. Step 5: Solve for x
    x = 19,943,910,094.32/158,210.80
  6. Step 6: Final answer
    x = 126,059.09

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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.