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Finding the Fourth Proportional to 44,383.60, 66,518.70 and 18,058.60

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Solution

The fourth proportional to 44,383.60, 66,518.70 and 18,058.60 is: 27,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,383.60 : 66,518.70 = 18,058.60 : x
  2. Step 2: Convert to fraction form
    44,383.60/66,518.70 = 18,058.60/x
  3. Step 3: Cross multiply
    44,383.60x = 66,518.70 × 18,058.60
  4. Step 4: Simplify right side
    44,383.60x = 1,201,234,595.82
  5. Step 5: Solve for x
    x = 1,201,234,595.82/44,383.60
  6. Step 6: Final answer
    x = 27,064.83

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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.