Home / 45,696.62-62,921.15-39,999.49

Finding the Fourth Proportional to 45,696.62, 62,921.15 and 39,999.49

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Solution

The fourth proportional to 45,696.62, 62,921.15 and 39,999.49 is: 55,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,696.62 : 62,921.15 = 39,999.49 : x
  2. Step 2: Convert to fraction form
    45,696.62/62,921.15 = 39,999.49/x
  3. Step 3: Cross multiply
    45,696.62x = 62,921.15 × 39,999.49
  4. Step 4: Simplify right side
    45,696.62x = 2,516,813,910.21
  5. Step 5: Solve for x
    x = 2,516,813,910.21/45,696.62
  6. Step 6: Final answer
    x = 55,076.59

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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.