Home / 69,640.71-96,105.32-37,809.63

Finding the Fourth Proportional to 69,640.71, 96,105.32 and 37,809.63

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Solution

The fourth proportional to 69,640.71, 96,105.32 and 37,809.63 is: 52,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640.71 : 96,105.32 = 37,809.63 : x
  2. Step 2: Convert to fraction form
    69,640.71/96,105.32 = 37,809.63/x
  3. Step 3: Cross multiply
    69,640.71x = 96,105.32 × 37,809.63
  4. Step 4: Simplify right side
    69,640.71x = 3,633,706,590.23
  5. Step 5: Solve for x
    x = 3,633,706,590.23/69,640.71
  6. Step 6: Final answer
    x = 52,177.91

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1.5x scale

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.