Home / 161,173.66-222,406.62-93,195.03

Finding the Fourth Proportional to 161,173.66, 222,406.62 and 93,195.03

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Solution

The fourth proportional to 161,173.66, 222,406.62 and 93,195.03 is: 128,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,173.66 : 222,406.62 = 93,195.03 : x
  2. Step 2: Convert to fraction form
    161,173.66/222,406.62 = 93,195.03/x
  3. Step 3: Cross multiply
    161,173.66x = 222,406.62 × 93,195.03
  4. Step 4: Simplify right side
    161,173.66x = 20,727,191,623.10
  5. Step 5: Solve for x
    x = 20,727,191,623.10/161,173.66
  6. Step 6: Final answer
    x = 128,601.61

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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.