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Finding the Fourth Proportional to 250,692.86, 376,154.12 and 108,581.60

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Solution

The fourth proportional to 250,692.86, 376,154.12 and 108,581.60 is: 162,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,692.86 : 376,154.12 = 108,581.60 : x
  2. Step 2: Convert to fraction form
    250,692.86/376,154.12 = 108,581.60/x
  3. Step 3: Cross multiply
    250,692.86x = 376,154.12 × 108,581.60
  4. Step 4: Simplify right side
    250,692.86x = 40,843,413,772.51
  5. Step 5: Solve for x
    x = 40,843,413,772.51/250,692.86
  6. Step 6: Final answer
    x = 162,922.13

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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.