Home / 54,740.34-82,142.42-23,148.53

Finding the Fourth Proportional to 54,740.34, 82,142.42 and 23,148.53

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Solution

The fourth proportional to 54,740.34, 82,142.42 and 23,148.53 is: 34,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.34 : 82,142.42 = 23,148.53 : x
  2. Step 2: Convert to fraction form
    54,740.34/82,142.42 = 23,148.53/x
  3. Step 3: Cross multiply
    54,740.34x = 82,142.42 × 23,148.53
  4. Step 4: Simplify right side
    54,740.34x = 1,901,475,747.19
  5. Step 5: Solve for x
    x = 1,901,475,747.19/54,740.34
  6. Step 6: Final answer
    x = 34,736.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.