Home / 69,631.38-96,018.57-41,331.60

Finding the Fourth Proportional to 69,631.38, 96,018.57 and 41,331.60

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Solution

The fourth proportional to 69,631.38, 96,018.57 and 41,331.60 is: 56,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,631.38 : 96,018.57 = 41,331.60 : x
  2. Step 2: Convert to fraction form
    69,631.38/96,018.57 = 41,331.60/x
  3. Step 3: Cross multiply
    69,631.38x = 96,018.57 × 41,331.60
  4. Step 4: Simplify right side
    69,631.38x = 3,968,601,127.81
  5. Step 5: Solve for x
    x = 3,968,601,127.81/69,631.38
  6. Step 6: Final answer
    x = 56,994.43

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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.