Home / 196,306.93-270,904.86-111,425.41

Finding the Fourth Proportional to 196,306.93, 270,904.86 and 111,425.41

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Solution

The fourth proportional to 196,306.93, 270,904.86 and 111,425.41 is: 153,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,306.93 : 270,904.86 = 111,425.41 : x
  2. Step 2: Convert to fraction form
    196,306.93/270,904.86 = 111,425.41/x
  3. Step 3: Cross multiply
    196,306.93x = 270,904.86 × 111,425.41
  4. Step 4: Simplify right side
    196,306.93x = 30,185,683,184.84
  5. Step 5: Solve for x
    x = 30,185,683,184.84/196,306.93
  6. Step 6: Final answer
    x = 153,767.80

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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.