Home / 54,002.64-74,523.40-30,127.88

Finding the Fourth Proportional to 54,002.64, 74,523.40 and 30,127.88

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Solution

The fourth proportional to 54,002.64, 74,523.40 and 30,127.88 is: 41,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.64 : 74,523.40 = 30,127.88 : x
  2. Step 2: Convert to fraction form
    54,002.64/74,523.40 = 30,127.88/x
  3. Step 3: Cross multiply
    54,002.64x = 74,523.40 × 30,127.88
  4. Step 4: Simplify right side
    54,002.64x = 2,245,232,052.39
  5. Step 5: Solve for x
    x = 2,245,232,052.39/54,002.64
  6. Step 6: Final answer
    x = 41,576.34

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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.