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Finding the Fourth Proportional to 36,573.99, 54,840.47 and 11,609.39

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Solution

The fourth proportional to 36,573.99, 54,840.47 and 11,609.39 is: 17,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573.99 : 54,840.47 = 11,609.39 : x
  2. Step 2: Convert to fraction form
    36,573.99/54,840.47 = 11,609.39/x
  3. Step 3: Cross multiply
    36,573.99x = 54,840.47 × 11,609.39
  4. Step 4: Simplify right side
    36,573.99x = 636,664,071.76
  5. Step 5: Solve for x
    x = 636,664,071.76/36,573.99
  6. Step 6: Final answer
    x = 17,407.56

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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.