Home / 69,288.45-103,673.17-49,344.05

Finding the Fourth Proportional to 69,288.45, 103,673.17 and 49,344.05

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Solution

The fourth proportional to 69,288.45, 103,673.17 and 49,344.05 is: 73,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,288.45 : 103,673.17 = 49,344.05 : x
  2. Step 2: Convert to fraction form
    69,288.45/103,673.17 = 49,344.05/x
  3. Step 3: Cross multiply
    69,288.45x = 103,673.17 × 49,344.05
  4. Step 4: Simplify right side
    69,288.45x = 5,115,654,084.14
  5. Step 5: Solve for x
    x = 5,115,654,084.14/69,288.45
  6. Step 6: Final answer
    x = 73,831.27

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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.