Home / 49,187.20-73,780.80-44,910.40

Finding the Fourth Proportional to 49,187.20, 73,780.80 and 44,910.40

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Solution

The fourth proportional to 49,187.20, 73,780.80 and 44,910.40 is: 67,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,187.20 : 73,780.80 = 44,910.40 : x
  2. Step 2: Convert to fraction form
    49,187.20/73,780.80 = 44,910.40/x
  3. Step 3: Cross multiply
    49,187.20x = 73,780.80 × 44,910.40
  4. Step 4: Simplify right side
    49,187.20x = 3,313,525,240.32
  5. Step 5: Solve for x
    x = 3,313,525,240.32/49,187.20
  6. Step 6: Final answer
    x = 67,365.60

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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.