Home / 191,183.06-263,831.02-106,299.38

Finding the Fourth Proportional to 191,183.06, 263,831.02 and 106,299.38

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Solution

The fourth proportional to 191,183.06, 263,831.02 and 106,299.38 is: 146,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,183.06 : 263,831.02 = 106,299.38 : x
  2. Step 2: Convert to fraction form
    191,183.06/263,831.02 = 106,299.38/x
  3. Step 3: Cross multiply
    191,183.06x = 263,831.02 × 106,299.38
  4. Step 4: Simplify right side
    191,183.06x = 28,045,072,265.86
  5. Step 5: Solve for x
    x = 28,045,072,265.86/191,183.06
  6. Step 6: Final answer
    x = 146,692.25

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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.