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Finding the Fourth Proportional to 43,819.17, 65,702.48 and 20,097.01

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Solution

The fourth proportional to 43,819.17, 65,702.48 and 20,097.01 is: 30,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.17 : 65,702.48 = 20,097.01 : x
  2. Step 2: Convert to fraction form
    43,819.17/65,702.48 = 20,097.01/x
  3. Step 3: Cross multiply
    43,819.17x = 65,702.48 × 20,097.01
  4. Step 4: Simplify right side
    43,819.17x = 1,320,423,283.57
  5. Step 5: Solve for x
    x = 1,320,423,283.57/43,819.17
  6. Step 6: Final answer
    x = 30,133.46

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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.