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Finding the Fourth Proportional to 59,604, 89,403.99 and 27,996.39

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Solution

The fourth proportional to 59,604, 89,403.99 and 27,996.39 is: 41,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,604 : 89,403.99 = 27,996.39 : x
  2. Step 2: Convert to fraction form
    59,604/89,403.99 = 27,996.39/x
  3. Step 3: Cross multiply
    59,604x = 89,403.99 × 27,996.39
  4. Step 4: Simplify right side
    59,604x = 2,502,988,971.60
  5. Step 5: Solve for x
    x = 2,502,988,971.60/59,604
  6. Step 6: Final answer
    x = 41,993.64

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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.