Home / 173,824.12-260,736.18-80,317.72

Finding the Fourth Proportional to 173,824.12, 260,736.18 and 80,317.72

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Solution

The fourth proportional to 173,824.12, 260,736.18 and 80,317.72 is: 120,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,824.12 : 260,736.18 = 80,317.72 : x
  2. Step 2: Convert to fraction form
    173,824.12/260,736.18 = 80,317.72/x
  3. Step 3: Cross multiply
    173,824.12x = 260,736.18 × 80,317.72
  4. Step 4: Simplify right side
    173,824.12x = 20,941,735,499.11
  5. Step 5: Solve for x
    x = 20,941,735,499.11/173,824.12
  6. Step 6: Final answer
    x = 120,476.58

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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.