Home / 57,388.15-79,172.97-33,184.66

Finding the Fourth Proportional to 57,388.15, 79,172.97 and 33,184.66

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Solution

The fourth proportional to 57,388.15, 79,172.97 and 33,184.66 is: 45,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,388.15 : 79,172.97 = 33,184.66 : x
  2. Step 2: Convert to fraction form
    57,388.15/79,172.97 = 33,184.66/x
  3. Step 3: Cross multiply
    57,388.15x = 79,172.97 × 33,184.66
  4. Step 4: Simplify right side
    57,388.15x = 2,627,328,090.64
  5. Step 5: Solve for x
    x = 2,627,328,090.64/57,388.15
  6. Step 6: Final answer
    x = 45,781.72

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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.