Home / 69,744.40-104,515.63-48,083.64

Finding the Fourth Proportional to 69,744.40, 104,515.63 and 48,083.64

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Solution

The fourth proportional to 69,744.40, 104,515.63 and 48,083.64 is: 72,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,744.40 : 104,515.63 = 48,083.64 : x
  2. Step 2: Convert to fraction form
    69,744.40/104,515.63 = 48,083.64/x
  3. Step 3: Cross multiply
    69,744.40x = 104,515.63 × 48,083.64
  4. Step 4: Simplify right side
    69,744.40x = 5,025,491,927.29
  5. Step 5: Solve for x
    x = 5,025,491,927.29/69,744.40
  6. Step 6: Final answer
    x = 72,055.85

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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.