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Finding the Fourth Proportional to 107,893.98, 148,898.73 and 60,147.60

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Solution

The fourth proportional to 107,893.98, 148,898.73 and 60,147.60 is: 83,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,893.98 : 148,898.73 = 60,147.60 : x
  2. Step 2: Convert to fraction form
    107,893.98/148,898.73 = 60,147.60/x
  3. Step 3: Cross multiply
    107,893.98x = 148,898.73 × 60,147.60
  4. Step 4: Simplify right side
    107,893.98x = 8,955,901,252.55
  5. Step 5: Solve for x
    x = 8,955,901,252.55/107,893.98
  6. Step 6: Final answer
    x = 83,006.50

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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.