Home / 198,373.02-298,923.23-164,080.86

Finding the Fourth Proportional to 198,373.02, 298,923.23 and 164,080.86

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Solution

The fourth proportional to 198,373.02, 298,923.23 and 164,080.86 is: 247,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,373.02 : 298,923.23 = 164,080.86 : x
  2. Step 2: Convert to fraction form
    198,373.02/298,923.23 = 164,080.86/x
  3. Step 3: Cross multiply
    198,373.02x = 298,923.23 × 164,080.86
  4. Step 4: Simplify right side
    198,373.02x = 49,047,579,831.97
  5. Step 5: Solve for x
    x = 49,047,579,831.97/198,373.02
  6. Step 6: Final answer
    x = 247,249.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.