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Finding the Fourth Proportional to 100,059.30, 150,124.11 and 62,576.82

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Solution

The fourth proportional to 100,059.30, 150,124.11 and 62,576.82 is: 93,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,059.30 : 150,124.11 = 62,576.82 : x
  2. Step 2: Convert to fraction form
    100,059.30/150,124.11 = 62,576.82/x
  3. Step 3: Cross multiply
    100,059.30x = 150,124.11 × 62,576.82
  4. Step 4: Simplify right side
    100,059.30x = 9,394,289,409.13
  5. Step 5: Solve for x
    x = 9,394,289,409.13/100,059.30
  6. Step 6: Final answer
    x = 93,887.22

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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.