Home / 111,370.85-167,042.70-32,485.16

Finding the Fourth Proportional to 111,370.85, 167,042.70 and 32,485.16

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Solution

The fourth proportional to 111,370.85, 167,042.70 and 32,485.16 is: 48,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,370.85 : 167,042.70 = 32,485.16 : x
  2. Step 2: Convert to fraction form
    111,370.85/167,042.70 = 32,485.16/x
  3. Step 3: Cross multiply
    111,370.85x = 167,042.70 × 32,485.16
  4. Step 4: Simplify right side
    111,370.85x = 5,426,408,001.12
  5. Step 5: Solve for x
    x = 5,426,408,001.12/111,370.85
  6. Step 6: Final answer
    x = 48,723.78

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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.