Home / 54,046.26-74,580.72-30,174.45

Finding the Fourth Proportional to 54,046.26, 74,580.72 and 30,174.45

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Solution

The fourth proportional to 54,046.26, 74,580.72 and 30,174.45 is: 41,639.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046.26 : 74,580.72 = 30,174.45 : x
  2. Step 2: Convert to fraction form
    54,046.26/74,580.72 = 30,174.45/x
  3. Step 3: Cross multiply
    54,046.26x = 74,580.72 × 30,174.45
  4. Step 4: Simplify right side
    54,046.26x = 2,250,432,206.60
  5. Step 5: Solve for x
    x = 2,250,432,206.60/54,046.26
  6. Step 6: Final answer
    x = 41,639.00

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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.