Home / 69,662.01-96,135.48-40,983.69

Finding the Fourth Proportional to 69,662.01, 96,135.48 and 40,983.69

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Solution

The fourth proportional to 69,662.01, 96,135.48 and 40,983.69 is: 56,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,662.01 : 96,135.48 = 40,983.69 : x
  2. Step 2: Convert to fraction form
    69,662.01/96,135.48 = 40,983.69/x
  3. Step 3: Cross multiply
    69,662.01x = 96,135.48 × 40,983.69
  4. Step 4: Simplify right side
    69,662.01x = 3,939,986,710.32
  5. Step 5: Solve for x
    x = 3,939,986,710.32/69,662.01
  6. Step 6: Final answer
    x = 56,558.61

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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.