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Finding the Fourth Proportional to 70,626.99, 105,940.25 and 44,350.19

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Solution

The fourth proportional to 70,626.99, 105,940.25 and 44,350.19 is: 66,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,626.99 : 105,940.25 = 44,350.19 : x
  2. Step 2: Convert to fraction form
    70,626.99/105,940.25 = 44,350.19/x
  3. Step 3: Cross multiply
    70,626.99x = 105,940.25 × 44,350.19
  4. Step 4: Simplify right side
    70,626.99x = 4,698,470,216.15
  5. Step 5: Solve for x
    x = 4,698,470,216.15/70,626.99
  6. Step 6: Final answer
    x = 66,525.14

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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.