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Finding the Fourth Proportional to 29,059.48, 43,583.48 and 7,994.10

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Solution

The fourth proportional to 29,059.48, 43,583.48 and 7,994.10 is: 11,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,059.48 : 43,583.48 = 7,994.10 : x
  2. Step 2: Convert to fraction form
    29,059.48/43,583.48 = 7,994.10/x
  3. Step 3: Cross multiply
    29,059.48x = 43,583.48 × 7,994.10
  4. Step 4: Simplify right side
    29,059.48x = 348,410,697.47
  5. Step 5: Solve for x
    x = 348,410,697.47/29,059.48
  6. Step 6: Final answer
    x = 11,989.57

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1.5x scale

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.