Home / 111,741.62-167,612.00-45,180.95

Finding the Fourth Proportional to 111,741.62, 167,612.00 and 45,180.95

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Solution

The fourth proportional to 111,741.62, 167,612.00 and 45,180.95 is: 67,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,741.62 : 167,612.00 = 45,180.95 : x
  2. Step 2: Convert to fraction form
    111,741.62/167,612.00 = 45,180.95/x
  3. Step 3: Cross multiply
    111,741.62x = 167,612.00 × 45,180.95
  4. Step 4: Simplify right side
    111,741.62x = 7,572,868,327.44
  5. Step 5: Solve for x
    x = 7,572,868,327.44/111,741.62
  6. Step 6: Final answer
    x = 67,771.24

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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.