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Finding the Fourth Proportional to 181,469.36, 250,427.48 and 100,894.34

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Solution

The fourth proportional to 181,469.36, 250,427.48 and 100,894.34 is: 139,234.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,469.36 : 250,427.48 = 100,894.34 : x
  2. Step 2: Convert to fraction form
    181,469.36/250,427.48 = 100,894.34/x
  3. Step 3: Cross multiply
    181,469.36x = 250,427.48 × 100,894.34
  4. Step 4: Simplify right side
    181,469.36x = 25,266,715,312.46
  5. Step 5: Solve for x
    x = 25,266,715,312.46/181,469.36
  6. Step 6: Final answer
    x = 139,234.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.