Home / 69,697.64-104,553.30-40,058.12

Finding the Fourth Proportional to 69,697.64, 104,553.30 and 40,058.12

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Solution

The fourth proportional to 69,697.64, 104,553.30 and 40,058.12 is: 60,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,697.64 : 104,553.30 = 40,058.12 : x
  2. Step 2: Convert to fraction form
    69,697.64/104,553.30 = 40,058.12/x
  3. Step 3: Cross multiply
    69,697.64x = 104,553.30 × 40,058.12
  4. Step 4: Simplify right side
    69,697.64x = 4,188,208,637.80
  5. Step 5: Solve for x
    x = 4,188,208,637.80/69,697.64
  6. Step 6: Final answer
    x = 60,091.11

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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.