Home / 52,273.41-78,418.32-31,237.21

Finding the Fourth Proportional to 52,273.41, 78,418.32 and 31,237.21

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Solution

The fourth proportional to 52,273.41, 78,418.32 and 31,237.21 is: 46,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.41 : 78,418.32 = 31,237.21 : x
  2. Step 2: Convert to fraction form
    52,273.41/78,418.32 = 31,237.21/x
  3. Step 3: Cross multiply
    52,273.41x = 78,418.32 × 31,237.21
  4. Step 4: Simplify right side
    52,273.41x = 2,449,569,333.49
  5. Step 5: Solve for x
    x = 2,449,569,333.49/52,273.41
  6. Step 6: Final answer
    x = 46,860.71

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1.5x scale

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.