Home / 54,175.78-74,808.72-34,066.30

Finding the Fourth Proportional to 54,175.78, 74,808.72 and 34,066.30

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Solution

The fourth proportional to 54,175.78, 74,808.72 and 34,066.30 is: 47,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,175.78 : 74,808.72 = 34,066.30 : x
  2. Step 2: Convert to fraction form
    54,175.78/74,808.72 = 34,066.30/x
  3. Step 3: Cross multiply
    54,175.78x = 74,808.72 × 34,066.30
  4. Step 4: Simplify right side
    54,175.78x = 2,548,456,298.14
  5. Step 5: Solve for x
    x = 2,548,456,298.14/54,175.78
  6. Step 6: Final answer
    x = 47,040.51

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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.