Home / 75,084.58-103,617.45-41,550.50

Finding the Fourth Proportional to 75,084.58, 103,617.45 and 41,550.50

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Solution

The fourth proportional to 75,084.58, 103,617.45 and 41,550.50 is: 57,340.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084.58 : 103,617.45 = 41,550.50 : x
  2. Step 2: Convert to fraction form
    75,084.58/103,617.45 = 41,550.50/x
  3. Step 3: Cross multiply
    75,084.58x = 103,617.45 × 41,550.50
  4. Step 4: Simplify right side
    75,084.58x = 4,305,356,856.23
  5. Step 5: Solve for x
    x = 4,305,356,856.23/75,084.58
  6. Step 6: Final answer
    x = 57,340.09

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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.