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Finding the Fourth Proportional to 43,573.59, 65,334.03 and 19,553.49

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Solution

The fourth proportional to 43,573.59, 65,334.03 and 19,553.49 is: 29,318.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,573.59 : 65,334.03 = 19,553.49 : x
  2. Step 2: Convert to fraction form
    43,573.59/65,334.03 = 19,553.49/x
  3. Step 3: Cross multiply
    43,573.59x = 65,334.03 × 19,553.49
  4. Step 4: Simplify right side
    43,573.59x = 1,277,508,302.26
  5. Step 5: Solve for x
    x = 1,277,508,302.26/43,573.59
  6. Step 6: Final answer
    x = 29,318.41

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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.