Home / 227,918.58-314,535.39-143,082.42

Finding the Fourth Proportional to 227,918.58, 314,535.39 and 143,082.42

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Solution

The fourth proportional to 227,918.58, 314,535.39 and 143,082.42 is: 197,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,918.58 : 314,535.39 = 143,082.42 : x
  2. Step 2: Convert to fraction form
    227,918.58/314,535.39 = 143,082.42/x
  3. Step 3: Cross multiply
    227,918.58x = 314,535.39 × 143,082.42
  4. Step 4: Simplify right side
    227,918.58x = 45,004,484,776.84
  5. Step 5: Solve for x
    x = 45,004,484,776.84/227,918.58
  6. Step 6: Final answer
    x = 197,458.60

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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.