Home / 227,917.08-314,533.32-143,080.92

Finding the Fourth Proportional to 227,917.08, 314,533.32 and 143,080.92

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Solution

The fourth proportional to 227,917.08, 314,533.32 and 143,080.92 is: 197,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,917.08 : 314,533.32 = 143,080.92 : x
  2. Step 2: Convert to fraction form
    227,917.08/314,533.32 = 143,080.92/x
  3. Step 3: Cross multiply
    227,917.08x = 314,533.32 × 143,080.92
  4. Step 4: Simplify right side
    227,917.08x = 45,003,716,796.25
  5. Step 5: Solve for x
    x = 45,003,716,796.25/227,917.08
  6. Step 6: Final answer
    x = 197,456.53

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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.