Home / 191,884.20-264,831.30-116,485.80

Finding the Fourth Proportional to 191,884.20, 264,831.30 and 116,485.80

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Solution

The fourth proportional to 191,884.20, 264,831.30 and 116,485.80 is: 160,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,884.20 : 264,831.30 = 116,485.80 : x
  2. Step 2: Convert to fraction form
    191,884.20/264,831.30 = 116,485.80/x
  3. Step 3: Cross multiply
    191,884.20x = 264,831.30 × 116,485.80
  4. Step 4: Simplify right side
    191,884.20x = 30,849,085,845.54
  5. Step 5: Solve for x
    x = 30,849,085,845.54/191,884.20
  6. Step 6: Final answer
    x = 160,769.29

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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.