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Finding the Fourth Proportional to 43,439.72, 65,179.02 and 24,971.72

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Solution

The fourth proportional to 43,439.72, 65,179.02 and 24,971.72 is: 37,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,439.72 : 65,179.02 = 24,971.72 : x
  2. Step 2: Convert to fraction form
    43,439.72/65,179.02 = 24,971.72/x
  3. Step 3: Cross multiply
    43,439.72x = 65,179.02 × 24,971.72
  4. Step 4: Simplify right side
    43,439.72x = 1,627,632,237.31
  5. Step 5: Solve for x
    x = 1,627,632,237.31/43,439.72
  6. Step 6: Final answer
    x = 37,468.76

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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.