Home / 186,199.92-279,231.84-67,836.24

Finding the Fourth Proportional to 186,199.92, 279,231.84 and 67,836.24

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Solution

The fourth proportional to 186,199.92, 279,231.84 and 67,836.24 is: 101,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,199.92 : 279,231.84 = 67,836.24 : x
  2. Step 2: Convert to fraction form
    186,199.92/279,231.84 = 67,836.24/x
  3. Step 3: Cross multiply
    186,199.92x = 279,231.84 × 67,836.24
  4. Step 4: Simplify right side
    186,199.92x = 18,942,038,113.88
  5. Step 5: Solve for x
    x = 18,942,038,113.88/186,199.92
  6. Step 6: Final answer
    x = 101,729.57

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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.