Home / 74,249.90-102,463.62-41,984

Finding the Fourth Proportional to 74,249.90, 102,463.62 and 41,984

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Solution

The fourth proportional to 74,249.90, 102,463.62 and 41,984 is: 57,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.90 : 102,463.62 = 41,984 : x
  2. Step 2: Convert to fraction form
    74,249.90/102,463.62 = 41,984/x
  3. Step 3: Cross multiply
    74,249.90x = 102,463.62 × 41,984
  4. Step 4: Simplify right side
    74,249.90x = 4,301,832,622.08
  5. Step 5: Solve for x
    x = 4,301,832,622.08/74,249.90
  6. Step 6: Final answer
    x = 57,937.22

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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.