Home / 75,180.35-103,748.85-41,191.00

Finding the Fourth Proportional to 75,180.35, 103,748.85 and 41,191.00

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Solution

The fourth proportional to 75,180.35, 103,748.85 and 41,191.00 is: 56,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,180.35 : 103,748.85 = 41,191.00 : x
  2. Step 2: Convert to fraction form
    75,180.35/103,748.85 = 41,191.00/x
  3. Step 3: Cross multiply
    75,180.35x = 103,748.85 × 41,191.00
  4. Step 4: Simplify right side
    75,180.35x = 4,273,518,620.98
  5. Step 5: Solve for x
    x = 4,273,518,620.98/75,180.35
  6. Step 6: Final answer
    x = 56,843.56

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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.