Home / 74,927.34-103,399.56-41,393.34

Finding the Fourth Proportional to 74,927.34, 103,399.56 and 41,393.34

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Solution

The fourth proportional to 74,927.34, 103,399.56 and 41,393.34 is: 57,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,927.34 : 103,399.56 = 41,393.34 : x
  2. Step 2: Convert to fraction form
    74,927.34/103,399.56 = 41,393.34/x
  3. Step 3: Cross multiply
    74,927.34x = 103,399.56 × 41,393.34
  4. Step 4: Simplify right side
    74,927.34x = 4,280,053,142.93
  5. Step 5: Solve for x
    x = 4,280,053,142.93/74,927.34
  6. Step 6: Final answer
    x = 57,122.72

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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.