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Finding the Fourth Proportional to 29,563.80, 44,358.30 and 15,534.60

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Solution

The fourth proportional to 29,563.80, 44,358.30 and 15,534.60 is: 23,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,563.80 : 44,358.30 = 15,534.60 : x
  2. Step 2: Convert to fraction form
    29,563.80/44,358.30 = 15,534.60/x
  3. Step 3: Cross multiply
    29,563.80x = 44,358.30 × 15,534.60
  4. Step 4: Simplify right side
    29,563.80x = 689,088,447.18
  5. Step 5: Solve for x
    x = 689,088,447.18/29,563.80
  6. Step 6: Final answer
    x = 23,308.52

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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.