Home / 74,632.44-102,972.36-51,945.96

Finding the Fourth Proportional to 74,632.44, 102,972.36 and 51,945.96

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Solution

The fourth proportional to 74,632.44, 102,972.36 and 51,945.96 is: 71,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,632.44 : 102,972.36 = 51,945.96 : x
  2. Step 2: Convert to fraction form
    74,632.44/102,972.36 = 51,945.96/x
  3. Step 3: Cross multiply
    74,632.44x = 102,972.36 × 51,945.96
  4. Step 4: Simplify right side
    74,632.44x = 5,348,998,093.67
  5. Step 5: Solve for x
    x = 5,348,998,093.67/74,632.44
  6. Step 6: Final answer
    x = 71,671.22

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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.