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Finding the Fourth Proportional to 29,708.69, 44,533.02 and 18,623.14

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Solution

The fourth proportional to 29,708.69, 44,533.02 and 18,623.14 is: 27,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,708.69 : 44,533.02 = 18,623.14 : x
  2. Step 2: Convert to fraction form
    29,708.69/44,533.02 = 18,623.14/x
  3. Step 3: Cross multiply
    29,708.69x = 44,533.02 × 18,623.14
  4. Step 4: Simplify right side
    29,708.69x = 829,344,875.09
  5. Step 5: Solve for x
    x = 829,344,875.09/29,708.69
  6. Step 6: Final answer
    x = 27,915.91

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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.