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Finding the Fourth Proportional to 43,403.40, 65,092.30 and 17,099.40

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Solution

The fourth proportional to 43,403.40, 65,092.30 and 17,099.40 is: 25,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,403.40 : 65,092.30 = 17,099.40 : x
  2. Step 2: Convert to fraction form
    43,403.40/65,092.30 = 17,099.40/x
  3. Step 3: Cross multiply
    43,403.40x = 65,092.30 × 17,099.40
  4. Step 4: Simplify right side
    43,403.40x = 1,113,039,274.62
  5. Step 5: Solve for x
    x = 1,113,039,274.62/43,403.40
  6. Step 6: Final answer
    x = 25,644.06

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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.