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Finding the Fourth Proportional to 34,989.37, 52,483.86 and 8,694.10

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Solution

The fourth proportional to 34,989.37, 52,483.86 and 8,694.10 is: 13,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989.37 : 52,483.86 = 8,694.10 : x
  2. Step 2: Convert to fraction form
    34,989.37/52,483.86 = 8,694.10/x
  3. Step 3: Cross multiply
    34,989.37x = 52,483.86 × 8,694.10
  4. Step 4: Simplify right side
    34,989.37x = 456,299,927.23
  5. Step 5: Solve for x
    x = 456,299,927.23/34,989.37
  6. Step 6: Final answer
    x = 13,041.10

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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.