Home / 284,071.50-425,996.07-106,481.65

Finding the Fourth Proportional to 284,071.50, 425,996.07 and 106,481.65

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Solution

The fourth proportional to 284,071.50, 425,996.07 and 106,481.65 is: 159,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,071.50 : 425,996.07 = 106,481.65 : x
  2. Step 2: Convert to fraction form
    284,071.50/425,996.07 = 106,481.65/x
  3. Step 3: Cross multiply
    284,071.50x = 425,996.07 × 106,481.65
  4. Step 4: Simplify right side
    284,071.50x = 45,360,764,427.12
  5. Step 5: Solve for x
    x = 45,360,764,427.12/284,071.50
  6. Step 6: Final answer
    x = 159,680.80

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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.