Home / 54,052.29-74,583.23-30,178.17

Finding the Fourth Proportional to 54,052.29, 74,583.23 and 30,178.17

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Solution

The fourth proportional to 54,052.29, 74,583.23 and 30,178.17 is: 41,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.29 : 74,583.23 = 30,178.17 : x
  2. Step 2: Convert to fraction form
    54,052.29/74,583.23 = 30,178.17/x
  3. Step 3: Cross multiply
    54,052.29x = 74,583.23 × 30,178.17
  4. Step 4: Simplify right side
    54,052.29x = 2,250,785,243.20
  5. Step 5: Solve for x
    x = 2,250,785,243.20/54,052.29
  6. Step 6: Final answer
    x = 41,640.89

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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.