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Finding the Fourth Proportional to 109,033.79, 163,550.72 and 44,991.00

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Solution

The fourth proportional to 109,033.79, 163,550.72 and 44,991.00 is: 67,486.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,033.79 : 163,550.72 = 44,991.00 : x
  2. Step 2: Convert to fraction form
    109,033.79/163,550.72 = 44,991.00/x
  3. Step 3: Cross multiply
    109,033.79x = 163,550.72 × 44,991.00
  4. Step 4: Simplify right side
    109,033.79x = 7,358,309,773.97
  5. Step 5: Solve for x
    x = 7,358,309,773.97/109,033.79
  6. Step 6: Final answer
    x = 67,486.51

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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.