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Finding the Fourth Proportional to 199,340.70, 299,060.25 and 59,099.32

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Solution

The fourth proportional to 199,340.70, 299,060.25 and 59,099.32 is: 88,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,340.70 : 299,060.25 = 59,099.32 : x
  2. Step 2: Convert to fraction form
    199,340.70/299,060.25 = 59,099.32/x
  3. Step 3: Cross multiply
    199,340.70x = 299,060.25 × 59,099.32
  4. Step 4: Simplify right side
    199,340.70x = 17,674,257,414.03
  5. Step 5: Solve for x
    x = 17,674,257,414.03/199,340.70
  6. Step 6: Final answer
    x = 88,663.57

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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.