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Finding the Fourth Proportional to 22,959.09, 34,457.15 and 11,868.94

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Solution

The fourth proportional to 22,959.09, 34,457.15 and 11,868.94 is: 17,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959.09 : 34,457.15 = 11,868.94 : x
  2. Step 2: Convert to fraction form
    22,959.09/34,457.15 = 11,868.94/x
  3. Step 3: Cross multiply
    22,959.09x = 34,457.15 × 11,868.94
  4. Step 4: Simplify right side
    22,959.09x = 408,969,700.43
  5. Step 5: Solve for x
    x = 408,969,700.43/22,959.09
  6. Step 6: Final answer
    x = 17,812.98

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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.