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Finding the Fourth Proportional to 65,596.36, 98,423.34 and 34,424.32

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Solution

The fourth proportional to 65,596.36, 98,423.34 and 34,424.32 is: 51,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,596.36 : 98,423.34 = 34,424.32 : x
  2. Step 2: Convert to fraction form
    65,596.36/98,423.34 = 34,424.32/x
  3. Step 3: Cross multiply
    65,596.36x = 98,423.34 × 34,424.32
  4. Step 4: Simplify right side
    65,596.36x = 3,388,156,551.63
  5. Step 5: Solve for x
    x = 3,388,156,551.63/65,596.36
  6. Step 6: Final answer
    x = 51,651.59

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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.