Home / 69,292.45-103,679.17-49,348.05

Finding the Fourth Proportional to 69,292.45, 103,679.17 and 49,348.05

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Solution

The fourth proportional to 69,292.45, 103,679.17 and 49,348.05 is: 73,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,292.45 : 103,679.17 = 49,348.05 : x
  2. Step 2: Convert to fraction form
    69,292.45/103,679.17 = 49,348.05/x
  3. Step 3: Cross multiply
    69,292.45x = 103,679.17 × 49,348.05
  4. Step 4: Simplify right side
    69,292.45x = 5,116,364,865.12
  5. Step 5: Solve for x
    x = 5,116,364,865.12/69,292.45
  6. Step 6: Final answer
    x = 73,837.26

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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.