Home / 74,583.03-102,937.37-47,724.24

Finding the Fourth Proportional to 74,583.03, 102,937.37 and 47,724.24

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Solution

The fourth proportional to 74,583.03, 102,937.37 and 47,724.24 is: 65,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,583.03 : 102,937.37 = 47,724.24 : x
  2. Step 2: Convert to fraction form
    74,583.03/102,937.37 = 47,724.24/x
  3. Step 3: Cross multiply
    74,583.03x = 102,937.37 × 47,724.24
  4. Step 4: Simplify right side
    74,583.03x = 4,912,607,512.23
  5. Step 5: Solve for x
    x = 4,912,607,512.23/74,583.03
  6. Step 6: Final answer
    x = 65,867.63

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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.