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Finding the Fourth Proportional to 36,548.56, 54,822.40 and 11,588.56

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Solution

The fourth proportional to 36,548.56, 54,822.40 and 11,588.56 is: 17,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,548.56 : 54,822.40 = 11,588.56 : x
  2. Step 2: Convert to fraction form
    36,548.56/54,822.40 = 11,588.56/x
  3. Step 3: Cross multiply
    36,548.56x = 54,822.40 × 11,588.56
  4. Step 4: Simplify right side
    36,548.56x = 635,312,671.74
  5. Step 5: Solve for x
    x = 635,312,671.74/36,548.56
  6. Step 6: Final answer
    x = 17,382.70

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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.