Home / 54,066.46-74,604.32-30,190.08

Finding the Fourth Proportional to 54,066.46, 74,604.32 and 30,190.08

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Solution

The fourth proportional to 54,066.46, 74,604.32 and 30,190.08 is: 41,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.46 : 74,604.32 = 30,190.08 : x
  2. Step 2: Convert to fraction form
    54,066.46/74,604.32 = 30,190.08/x
  3. Step 3: Cross multiply
    54,066.46x = 74,604.32 × 30,190.08
  4. Step 4: Simplify right side
    54,066.46x = 2,252,310,389.15
  5. Step 5: Solve for x
    x = 2,252,310,389.15/54,066.46
  6. Step 6: Final answer
    x = 41,658.18

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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.