Home / 49,738.05-68,645.07-28,513.22

Finding the Fourth Proportional to 49,738.05, 68,645.07 and 28,513.22

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Solution

The fourth proportional to 49,738.05, 68,645.07 and 28,513.22 is: 39,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,738.05 : 68,645.07 = 28,513.22 : x
  2. Step 2: Convert to fraction form
    49,738.05/68,645.07 = 28,513.22/x
  3. Step 3: Cross multiply
    49,738.05x = 68,645.07 × 28,513.22
  4. Step 4: Simplify right side
    49,738.05x = 1,957,291,639.60
  5. Step 5: Solve for x
    x = 1,957,291,639.60/49,738.05
  6. Step 6: Final answer
    x = 39,352.00

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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.