Home / 196,206.21-270,756.41-111,327.93

Finding the Fourth Proportional to 196,206.21, 270,756.41 and 111,327.93

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Solution

The fourth proportional to 196,206.21, 270,756.41 and 111,327.93 is: 153,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,206.21 : 270,756.41 = 111,327.93 : x
  2. Step 2: Convert to fraction form
    196,206.21/270,756.41 = 111,327.93/x
  3. Step 3: Cross multiply
    196,206.21x = 270,756.41 × 111,327.93
  4. Step 4: Simplify right side
    196,206.21x = 30,142,750,102.89
  5. Step 5: Solve for x
    x = 30,142,750,102.89/196,206.21
  6. Step 6: Final answer
    x = 153,627.91

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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.