Home / 197,028.28-271,899.33-112,145.34

Finding the Fourth Proportional to 197,028.28, 271,899.33 and 112,145.34

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Solution

The fourth proportional to 197,028.28, 271,899.33 and 112,145.34 is: 154,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,028.28 : 271,899.33 = 112,145.34 : x
  2. Step 2: Convert to fraction form
    197,028.28/271,899.33 = 112,145.34/x
  3. Step 3: Cross multiply
    197,028.28x = 271,899.33 × 112,145.34
  4. Step 4: Simplify right side
    197,028.28x = 30,492,244,038.52
  5. Step 5: Solve for x
    x = 30,492,244,038.52/197,028.28
  6. Step 6: Final answer
    x = 154,760.75

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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.