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Finding the Fourth Proportional to 246,139.60, 369,101.40 and 112,975.60

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Solution

The fourth proportional to 246,139.60, 369,101.40 and 112,975.60 is: 169,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,139.60 : 369,101.40 = 112,975.60 : x
  2. Step 2: Convert to fraction form
    246,139.60/369,101.40 = 112,975.60/x
  3. Step 3: Cross multiply
    246,139.60x = 369,101.40 × 112,975.60
  4. Step 4: Simplify right side
    246,139.60x = 41,699,452,125.84
  5. Step 5: Solve for x
    x = 41,699,452,125.84/246,139.60
  6. Step 6: Final answer
    x = 169,413.83

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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.