Home / 43,359.73-65,039.60-12,194.98

Finding the Fourth Proportional to 43,359.73, 65,039.60 and 12,194.98

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Solution

The fourth proportional to 43,359.73, 65,039.60 and 12,194.98 is: 18,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,359.73 : 65,039.60 = 12,194.98 : x
  2. Step 2: Convert to fraction form
    43,359.73/65,039.60 = 12,194.98/x
  3. Step 3: Cross multiply
    43,359.73x = 65,039.60 × 12,194.98
  4. Step 4: Simplify right side
    43,359.73x = 793,156,235.04
  5. Step 5: Solve for x
    x = 793,156,235.04/43,359.73
  6. Step 6: Final answer
    x = 18,292.46

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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.