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Finding the Fourth Proportional to 29,294.99, 43,942.41 and 7,108.35

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Solution

The fourth proportional to 29,294.99, 43,942.41 and 7,108.35 is: 10,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294.99 : 43,942.41 = 7,108.35 : x
  2. Step 2: Convert to fraction form
    29,294.99/43,942.41 = 7,108.35/x
  3. Step 3: Cross multiply
    29,294.99x = 43,942.41 × 7,108.35
  4. Step 4: Simplify right side
    29,294.99x = 312,357,828.18
  5. Step 5: Solve for x
    x = 312,357,828.18/29,294.99
  6. Step 6: Final answer
    x = 10,662.50

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Similar ratio
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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.