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Finding the Fourth Proportional to 161,483.99, 222,824.22 and 96,939.54

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Solution

The fourth proportional to 161,483.99, 222,824.22 and 96,939.54 is: 133,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,483.99 : 222,824.22 = 96,939.54 : x
  2. Step 2: Convert to fraction form
    161,483.99/222,824.22 = 96,939.54/x
  3. Step 3: Cross multiply
    161,483.99x = 222,824.22 × 96,939.54
  4. Step 4: Simplify right side
    161,483.99x = 21,600,477,387.66
  5. Step 5: Solve for x
    x = 21,600,477,387.66/161,483.99
  6. Step 6: Final answer
    x = 133,762.35

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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.