Home / 196,254.40-270,815.63-111,371.46

Finding the Fourth Proportional to 196,254.40, 270,815.63 and 111,371.46

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Solution

The fourth proportional to 196,254.40, 270,815.63 and 111,371.46 is: 153,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,254.40 : 270,815.63 = 111,371.46 : x
  2. Step 2: Convert to fraction form
    196,254.40/270,815.63 = 111,371.46/x
  3. Step 3: Cross multiply
    196,254.40x = 270,815.63 × 111,371.46
  4. Step 4: Simplify right side
    196,254.40x = 30,161,132,103.92
  5. Step 5: Solve for x
    x = 30,161,132,103.92/196,254.40
  6. Step 6: Final answer
    x = 153,683.85

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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.