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Finding the Fourth Proportional to 107,989.68, 149,024.67 and 59,592

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Solution

The fourth proportional to 107,989.68, 149,024.67 and 59,592 is: 82,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,989.68 : 149,024.67 = 59,592 : x
  2. Step 2: Convert to fraction form
    107,989.68/149,024.67 = 59,592/x
  3. Step 3: Cross multiply
    107,989.68x = 149,024.67 × 59,592
  4. Step 4: Simplify right side
    107,989.68x = 8,880,678,134.64
  5. Step 5: Solve for x
    x = 8,880,678,134.64/107,989.68
  6. Step 6: Final answer
    x = 82,236.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.