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Finding the Fourth Proportional to 104,173.70, 143,749.41 and 58,224.74

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Solution

The fourth proportional to 104,173.70, 143,749.41 and 58,224.74 is: 80,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,173.70 : 143,749.41 = 58,224.74 : x
  2. Step 2: Convert to fraction form
    104,173.70/143,749.41 = 58,224.74/x
  3. Step 3: Cross multiply
    104,173.70x = 143,749.41 × 58,224.74
  4. Step 4: Simplify right side
    104,173.70x = 8,369,772,022.40
  5. Step 5: Solve for x
    x = 8,369,772,022.40/104,173.70
  6. Step 6: Final answer
    x = 80,344.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.