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Finding the Fourth Proportional to 57,504.60, 86,231.30 and 26,349.40

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Solution

The fourth proportional to 57,504.60, 86,231.30 and 26,349.40 is: 39,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,504.60 : 86,231.30 = 26,349.40 : x
  2. Step 2: Convert to fraction form
    57,504.60/86,231.30 = 26,349.40/x
  3. Step 3: Cross multiply
    57,504.60x = 86,231.30 × 26,349.40
  4. Step 4: Simplify right side
    57,504.60x = 2,272,143,016.22
  5. Step 5: Solve for x
    x = 2,272,143,016.22/57,504.60
  6. Step 6: Final answer
    x = 39,512.37

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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.