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Finding the Fourth Proportional to 29,371.50, 44,100.98 and 11,875.50

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Solution

The fourth proportional to 29,371.50, 44,100.98 and 11,875.50 is: 17,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.50 : 44,100.98 = 11,875.50 : x
  2. Step 2: Convert to fraction form
    29,371.50/44,100.98 = 11,875.50/x
  3. Step 3: Cross multiply
    29,371.50x = 44,100.98 × 11,875.50
  4. Step 4: Simplify right side
    29,371.50x = 523,721,187.99
  5. Step 5: Solve for x
    x = 523,721,187.99/29,371.50
  6. Step 6: Final answer
    x = 17,830.93

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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.