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Finding the Fourth Proportional to 53,659.73, 80,402.07 and 27,328.25

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Solution

The fourth proportional to 53,659.73, 80,402.07 and 27,328.25 is: 40,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,659.73 : 80,402.07 = 27,328.25 : x
  2. Step 2: Convert to fraction form
    53,659.73/80,402.07 = 27,328.25/x
  3. Step 3: Cross multiply
    53,659.73x = 80,402.07 × 27,328.25
  4. Step 4: Simplify right side
    53,659.73x = 2,197,247,869.48
  5. Step 5: Solve for x
    x = 2,197,247,869.48/53,659.73
  6. Step 6: Final answer
    x = 40,947.80

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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.