Home / 263,774.08-395,019.60-123,572.80

Finding the Fourth Proportional to 263,774.08, 395,019.60 and 123,572.80

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Solution

The fourth proportional to 263,774.08, 395,019.60 and 123,572.80 is: 185,058.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,774.08 : 395,019.60 = 123,572.80 : x
  2. Step 2: Convert to fraction form
    263,774.08/395,019.60 = 123,572.80/x
  3. Step 3: Cross multiply
    263,774.08x = 395,019.60 × 123,572.80
  4. Step 4: Simplify right side
    263,774.08x = 48,813,678,026.88
  5. Step 5: Solve for x
    x = 48,813,678,026.88/263,774.08
  6. Step 6: Final answer
    x = 185,058.66

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1.5x scale

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.