Home / 111,328.76-167,050.56-52,170.42

Finding the Fourth Proportional to 111,328.76, 167,050.56 and 52,170.42

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Solution

The fourth proportional to 111,328.76, 167,050.56 and 52,170.42 is: 78,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,328.76 : 167,050.56 = 52,170.42 : x
  2. Step 2: Convert to fraction form
    111,328.76/167,050.56 = 52,170.42/x
  3. Step 3: Cross multiply
    111,328.76x = 167,050.56 × 52,170.42
  4. Step 4: Simplify right side
    111,328.76x = 8,715,097,876.44
  5. Step 5: Solve for x
    x = 8,715,097,876.44/111,328.76
  6. Step 6: Final answer
    x = 78,282.54

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1.5x scale

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.