Home / 172,269.06-237,804.21-161,507.94

Finding the Fourth Proportional to 172,269.06, 237,804.21 and 161,507.94

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Solution

The fourth proportional to 172,269.06, 237,804.21 and 161,507.94 is: 222,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,269.06 : 237,804.21 = 161,507.94 : x
  2. Step 2: Convert to fraction form
    172,269.06/237,804.21 = 161,507.94/x
  3. Step 3: Cross multiply
    172,269.06x = 237,804.21 × 161,507.94
  4. Step 4: Simplify right side
    172,269.06x = 38,407,268,080.43
  5. Step 5: Solve for x
    x = 38,407,268,080.43/172,269.06
  6. Step 6: Final answer
    x = 222,949.31

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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.