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Finding the Fourth Proportional to 59,346.88, 81,903.36 and 34,204.48

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Solution

The fourth proportional to 59,346.88, 81,903.36 and 34,204.48 is: 47,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,346.88 : 81,903.36 = 34,204.48 : x
  2. Step 2: Convert to fraction form
    59,346.88/81,903.36 = 34,204.48/x
  3. Step 3: Cross multiply
    59,346.88x = 81,903.36 × 34,204.48
  4. Step 4: Simplify right side
    59,346.88x = 2,801,461,839.05
  5. Step 5: Solve for x
    x = 2,801,461,839.05/59,346.88
  6. Step 6: Final answer
    x = 47,204.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.