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Finding the Fourth Proportional to 250,693.86, 376,155.62 and 108,582.60

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Solution

The fourth proportional to 250,693.86, 376,155.62 and 108,582.60 is: 162,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,693.86 : 376,155.62 = 108,582.60 : x
  2. Step 2: Convert to fraction form
    250,693.86/376,155.62 = 108,582.60/x
  3. Step 3: Cross multiply
    250,693.86x = 376,155.62 × 108,582.60
  4. Step 4: Simplify right side
    250,693.86x = 40,843,955,224.21
  5. Step 5: Solve for x
    x = 40,843,955,224.21/250,693.86
  6. Step 6: Final answer
    x = 162,923.64

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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.