Home / 33,170.02-45,767.66-21,074.08

Finding the Fourth Proportional to 33,170.02, 45,767.66 and 21,074.08

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Solution

The fourth proportional to 33,170.02, 45,767.66 and 21,074.08 is: 29,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,170.02 : 45,767.66 = 21,074.08 : x
  2. Step 2: Convert to fraction form
    33,170.02/45,767.66 = 21,074.08/x
  3. Step 3: Cross multiply
    33,170.02x = 45,767.66 × 21,074.08
  4. Step 4: Simplify right side
    33,170.02x = 964,511,328.25
  5. Step 5: Solve for x
    x = 964,511,328.25/33,170.02
  6. Step 6: Final answer
    x = 29,077.80

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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.