Home / 54,169.32-74,760.60-30,297.30

Finding the Fourth Proportional to 54,169.32, 74,760.60 and 30,297.30

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Solution

The fourth proportional to 54,169.32, 74,760.60 and 30,297.30 is: 41,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,169.32 : 74,760.60 = 30,297.30 : x
  2. Step 2: Convert to fraction form
    54,169.32/74,760.60 = 30,297.30/x
  3. Step 3: Cross multiply
    54,169.32x = 74,760.60 × 30,297.30
  4. Step 4: Simplify right side
    54,169.32x = 2,265,044,326.38
  5. Step 5: Solve for x
    x = 2,265,044,326.38/54,169.32
  6. Step 6: Final answer
    x = 41,814.15

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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.