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Finding the Fourth Proportional to 22,035.80, 33,032.10 and 19,411.40

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Solution

The fourth proportional to 22,035.80, 33,032.10 and 19,411.40 is: 29,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.80 : 33,032.10 = 19,411.40 : x
  2. Step 2: Convert to fraction form
    22,035.80/33,032.10 = 19,411.40/x
  3. Step 3: Cross multiply
    22,035.80x = 33,032.10 × 19,411.40
  4. Step 4: Simplify right side
    22,035.80x = 641,199,305.94
  5. Step 5: Solve for x
    x = 641,199,305.94/22,035.80
  6. Step 6: Final answer
    x = 29,098.07

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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.