Home / 49,003.45-67,622.85-27,783.48

Finding the Fourth Proportional to 49,003.45, 67,622.85 and 27,783.48

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Solution

The fourth proportional to 49,003.45, 67,622.85 and 27,783.48 is: 38,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,003.45 : 67,622.85 = 27,783.48 : x
  2. Step 2: Convert to fraction form
    49,003.45/67,622.85 = 27,783.48/x
  3. Step 3: Cross multiply
    49,003.45x = 67,622.85 × 27,783.48
  4. Step 4: Simplify right side
    49,003.45x = 1,878,798,100.52
  5. Step 5: Solve for x
    x = 1,878,798,100.52/49,003.45
  6. Step 6: Final answer
    x = 38,340.12

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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.