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Finding the Fourth Proportional to 21,950.69, 32,944.44 and 9,480.06

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Solution

The fourth proportional to 21,950.69, 32,944.44 and 9,480.06 is: 14,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950.69 : 32,944.44 = 9,480.06 : x
  2. Step 2: Convert to fraction form
    21,950.69/32,944.44 = 9,480.06/x
  3. Step 3: Cross multiply
    21,950.69x = 32,944.44 × 9,480.06
  4. Step 4: Simplify right side
    21,950.69x = 312,315,267.87
  5. Step 5: Solve for x
    x = 312,315,267.87/21,950.69
  6. Step 6: Final answer
    x = 14,228.04

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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.