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Finding the Fourth Proportional to 33,205.68, 45,824.40 and 19,058.40

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Solution

The fourth proportional to 33,205.68, 45,824.40 and 19,058.40 is: 26,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,205.68 : 45,824.40 = 19,058.40 : x
  2. Step 2: Convert to fraction form
    33,205.68/45,824.40 = 19,058.40/x
  3. Step 3: Cross multiply
    33,205.68x = 45,824.40 × 19,058.40
  4. Step 4: Simplify right side
    33,205.68x = 873,339,744.96
  5. Step 5: Solve for x
    x = 873,339,744.96/33,205.68
  6. Step 6: Final answer
    x = 26,300.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.