Home / 197,132.37-272,042.76-106,488.33

Finding the Fourth Proportional to 197,132.37, 272,042.76 and 106,488.33

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Solution

The fourth proportional to 197,132.37, 272,042.76 and 106,488.33 is: 146,953.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,132.37 : 272,042.76 = 106,488.33 : x
  2. Step 2: Convert to fraction form
    197,132.37/272,042.76 = 106,488.33/x
  3. Step 3: Cross multiply
    197,132.37x = 272,042.76 × 106,488.33
  4. Step 4: Simplify right side
    197,132.37x = 28,969,379,200.99
  5. Step 5: Solve for x
    x = 28,969,379,200.99/197,132.37
  6. Step 6: Final answer
    x = 146,953.94

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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.