Home / 69,288.49-103,673.22-49,344.07

Finding the Fourth Proportional to 69,288.49, 103,673.22 and 49,344.07

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Solution

The fourth proportional to 69,288.49, 103,673.22 and 49,344.07 is: 73,831.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,288.49 : 103,673.22 = 49,344.07 : x
  2. Step 2: Convert to fraction form
    69,288.49/103,673.22 = 49,344.07/x
  3. Step 3: Cross multiply
    69,288.49x = 103,673.22 × 49,344.07
  4. Step 4: Simplify right side
    69,288.49x = 5,115,658,624.81
  5. Step 5: Solve for x
    x = 5,115,658,624.81/69,288.49
  6. Step 6: Final answer
    x = 73,831.29

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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.