Home / 45,696.41-62,920.85-39,999.27

Finding the Fourth Proportional to 45,696.41, 62,920.85 and 39,999.27

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Solution

The fourth proportional to 45,696.41, 62,920.85 and 39,999.27 is: 55,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,696.41 : 62,920.85 = 39,999.27 : x
  2. Step 2: Convert to fraction form
    45,696.41/62,920.85 = 39,999.27/x
  3. Step 3: Cross multiply
    45,696.41x = 62,920.85 × 39,999.27
  4. Step 4: Simplify right side
    45,696.41x = 2,516,787,867.78
  5. Step 5: Solve for x
    x = 2,516,787,867.78/45,696.41
  6. Step 6: Final answer
    x = 55,076.28

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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.