Home / 197,392.33-272,081.49-154,295.67

Finding the Fourth Proportional to 197,392.33, 272,081.49 and 154,295.67

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Solution

The fourth proportional to 197,392.33, 272,081.49 and 154,295.67 is: 212,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,392.33 : 272,081.49 = 154,295.67 : x
  2. Step 2: Convert to fraction form
    197,392.33/272,081.49 = 154,295.67/x
  3. Step 3: Cross multiply
    197,392.33x = 272,081.49 × 154,295.67
  4. Step 4: Simplify right side
    197,392.33x = 41,980,995,794.15
  5. Step 5: Solve for x
    x = 41,980,995,794.15/197,392.33
  6. Step 6: Final answer
    x = 212,677.95

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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.