Home / 161,195.24-222,485.54-89,600.36

Finding the Fourth Proportional to 161,195.24, 222,485.54 and 89,600.36

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Solution

The fourth proportional to 161,195.24, 222,485.54 and 89,600.36 is: 123,668.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,195.24 : 222,485.54 = 89,600.36 : x
  2. Step 2: Convert to fraction form
    161,195.24/222,485.54 = 89,600.36/x
  3. Step 3: Cross multiply
    161,195.24x = 222,485.54 × 89,600.36
  4. Step 4: Simplify right side
    161,195.24x = 19,934,784,478.79
  5. Step 5: Solve for x
    x = 19,934,784,478.79/161,195.24
  6. Step 6: Final answer
    x = 123,668.57

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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.