Home / 141,012.15-194,606.67-80,591.73

Finding the Fourth Proportional to 141,012.15, 194,606.67 and 80,591.73

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Solution

The fourth proportional to 141,012.15, 194,606.67 and 80,591.73 is: 111,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,012.15 : 194,606.67 = 80,591.73 : x
  2. Step 2: Convert to fraction form
    141,012.15/194,606.67 = 80,591.73/x
  3. Step 3: Cross multiply
    141,012.15x = 194,606.67 × 80,591.73
  4. Step 4: Simplify right side
    141,012.15x = 15,683,688,204.84
  5. Step 5: Solve for x
    x = 15,683,688,204.84/141,012.15
  6. Step 6: Final answer
    x = 111,222.25

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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.