Home / 194,758.78-292,170.45-68,366.23

Finding the Fourth Proportional to 194,758.78, 292,170.45 and 68,366.23

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Solution

The fourth proportional to 194,758.78, 292,170.45 and 68,366.23 is: 102,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,758.78 : 292,170.45 = 68,366.23 : x
  2. Step 2: Convert to fraction form
    194,758.78/292,170.45 = 68,366.23/x
  3. Step 3: Cross multiply
    194,758.78x = 292,170.45 × 68,366.23
  4. Step 4: Simplify right side
    194,758.78x = 19,974,591,197.10
  5. Step 5: Solve for x
    x = 19,974,591,197.10/194,758.78
  6. Step 6: Final answer
    x = 102,560.67

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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.