Home / 111,416.72-167,090.93-40,330.85

Finding the Fourth Proportional to 111,416.72, 167,090.93 and 40,330.85

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Solution

The fourth proportional to 111,416.72, 167,090.93 and 40,330.85 is: 60,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,416.72 : 167,090.93 = 40,330.85 : x
  2. Step 2: Convert to fraction form
    111,416.72/167,090.93 = 40,330.85/x
  3. Step 3: Cross multiply
    111,416.72x = 167,090.93 × 40,330.85
  4. Step 4: Simplify right side
    111,416.72x = 6,738,919,032.54
  5. Step 5: Solve for x
    x = 6,738,919,032.54/111,416.72
  6. Step 6: Final answer
    x = 60,483.91

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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.