Home / 222,688.37-307,309.24-120,714.23

Finding the Fourth Proportional to 222,688.37, 307,309.24 and 120,714.23

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Solution

The fourth proportional to 222,688.37, 307,309.24 and 120,714.23 is: 166,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,688.37 : 307,309.24 = 120,714.23 : x
  2. Step 2: Convert to fraction form
    222,688.37/307,309.24 = 120,714.23/x
  3. Step 3: Cross multiply
    222,688.37x = 307,309.24 × 120,714.23
  4. Step 4: Simplify right side
    222,688.37x = 37,096,599,197.65
  5. Step 5: Solve for x
    x = 37,096,599,197.65/222,688.37
  6. Step 6: Final answer
    x = 166,585.25

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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.