Home / 80,823.93-121,235.90-24,664.33

Finding the Fourth Proportional to 80,823.93, 121,235.90 and 24,664.33

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Solution

The fourth proportional to 80,823.93, 121,235.90 and 24,664.33 is: 36,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,823.93 : 121,235.90 = 24,664.33 : x
  2. Step 2: Convert to fraction form
    80,823.93/121,235.90 = 24,664.33/x
  3. Step 3: Cross multiply
    80,823.93x = 121,235.90 × 24,664.33
  4. Step 4: Simplify right side
    80,823.93x = 2,990,202,245.45
  5. Step 5: Solve for x
    x = 2,990,202,245.45/80,823.93
  6. Step 6: Final answer
    x = 36,996.50

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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.