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Finding the Fourth Proportional to 34,945.48, 52,410.48 and 11,246.68

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Solution

The fourth proportional to 34,945.48, 52,410.48 and 11,246.68 is: 16,867.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,945.48 : 52,410.48 = 11,246.68 : x
  2. Step 2: Convert to fraction form
    34,945.48/52,410.48 = 11,246.68/x
  3. Step 3: Cross multiply
    34,945.48x = 52,410.48 × 11,246.68
  4. Step 4: Simplify right side
    34,945.48x = 589,443,897.21
  5. Step 5: Solve for x
    x = 589,443,897.21/34,945.48
  6. Step 6: Final answer
    x = 16,867.53

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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.