Home / 144,524.25-199,443.47-80,874.35

Finding the Fourth Proportional to 144,524.25, 199,443.47 and 80,874.35

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Solution

The fourth proportional to 144,524.25, 199,443.47 and 80,874.35 is: 111,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,524.25 : 199,443.47 = 80,874.35 : x
  2. Step 2: Convert to fraction form
    144,524.25/199,443.47 = 80,874.35/x
  3. Step 3: Cross multiply
    144,524.25x = 199,443.47 × 80,874.35
  4. Step 4: Simplify right side
    144,524.25x = 16,129,860,344.32
  5. Step 5: Solve for x
    x = 16,129,860,344.32/144,524.25
  6. Step 6: Final answer
    x = 111,606.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.