Home / 129,666.07-194,586.58-50,770.45

Finding the Fourth Proportional to 129,666.07, 194,586.58 and 50,770.45

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Solution

The fourth proportional to 129,666.07, 194,586.58 and 50,770.45 is: 76,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,666.07 : 194,586.58 = 50,770.45 : x
  2. Step 2: Convert to fraction form
    129,666.07/194,586.58 = 50,770.45/x
  3. Step 3: Cross multiply
    129,666.07x = 194,586.58 × 50,770.45
  4. Step 4: Simplify right side
    129,666.07x = 9,879,248,230.56
  5. Step 5: Solve for x
    x = 9,879,248,230.56/129,666.07
  6. Step 6: Final answer
    x = 76,189.93

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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.