Home / 194,914.49-292,170.13-74,938.73

Finding the Fourth Proportional to 194,914.49, 292,170.13 and 74,938.73

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Solution

The fourth proportional to 194,914.49, 292,170.13 and 74,938.73 is: 112,330.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,914.49 : 292,170.13 = 74,938.73 : x
  2. Step 2: Convert to fraction form
    194,914.49/292,170.13 = 74,938.73/x
  3. Step 3: Cross multiply
    194,914.49x = 292,170.13 × 74,938.73
  4. Step 4: Simplify right side
    194,914.49x = 21,894,856,837.94
  5. Step 5: Solve for x
    x = 21,894,856,837.94/194,914.49
  6. Step 6: Final answer
    x = 112,330.58

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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.