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Finding the Fourth Proportional to 61,957.37, 92,936.19 and 15,210.38

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Solution

The fourth proportional to 61,957.37, 92,936.19 and 15,210.38 is: 22,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,957.37 : 92,936.19 = 15,210.38 : x
  2. Step 2: Convert to fraction form
    61,957.37/92,936.19 = 15,210.38/x
  3. Step 3: Cross multiply
    61,957.37x = 92,936.19 × 15,210.38
  4. Step 4: Simplify right side
    61,957.37x = 1,413,594,765.65
  5. Step 5: Solve for x
    x = 1,413,594,765.65/61,957.37
  6. Step 6: Final answer
    x = 22,815.60

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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.