Home / 49,403.62-68,216.29-45,625.40

Finding the Fourth Proportional to 49,403.62, 68,216.29 and 45,625.40

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Solution

The fourth proportional to 49,403.62, 68,216.29 and 45,625.40 is: 62,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.62 : 68,216.29 = 45,625.40 : x
  2. Step 2: Convert to fraction form
    49,403.62/68,216.29 = 45,625.40/x
  3. Step 3: Cross multiply
    49,403.62x = 68,216.29 × 45,625.40
  4. Step 4: Simplify right side
    49,403.62x = 3,112,395,176.68
  5. Step 5: Solve for x
    x = 3,112,395,176.68/49,403.62
  6. Step 6: Final answer
    x = 62,999.34

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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.