Home / 161,436.24-222,717.60-104,068.80

Finding the Fourth Proportional to 161,436.24, 222,717.60 and 104,068.80

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Solution

The fourth proportional to 161,436.24, 222,717.60 and 104,068.80 is: 143,573.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,436.24 : 222,717.60 = 104,068.80 : x
  2. Step 2: Convert to fraction form
    161,436.24/222,717.60 = 104,068.80/x
  3. Step 3: Cross multiply
    161,436.24x = 222,717.60 × 104,068.80
  4. Step 4: Simplify right side
    161,436.24x = 23,177,953,370.88
  5. Step 5: Solve for x
    x = 23,177,953,370.88/161,436.24
  6. Step 6: Final answer
    x = 143,573.42

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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.