Home / 111,620.18-167,440.90-36,741

Finding the Fourth Proportional to 111,620.18, 167,440.90 and 36,741

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Solution

The fourth proportional to 111,620.18, 167,440.90 and 36,741 is: 55,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,620.18 : 167,440.90 = 36,741 : x
  2. Step 2: Convert to fraction form
    111,620.18/167,440.90 = 36,741/x
  3. Step 3: Cross multiply
    111,620.18x = 167,440.90 × 36,741
  4. Step 4: Simplify right side
    111,620.18x = 6,151,946,106.90
  5. Step 5: Solve for x
    x = 6,151,946,106.90/111,620.18
  6. Step 6: Final answer
    x = 55,115.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.