Home / 173,245.44-239,012.32-105,238.24

Finding the Fourth Proportional to 173,245.44, 239,012.32 and 105,238.24

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Solution

The fourth proportional to 173,245.44, 239,012.32 and 105,238.24 is: 145,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,245.44 : 239,012.32 = 105,238.24 : x
  2. Step 2: Convert to fraction form
    173,245.44/239,012.32 = 105,238.24/x
  3. Step 3: Cross multiply
    173,245.44x = 239,012.32 × 105,238.24
  4. Step 4: Simplify right side
    173,245.44x = 25,153,235,895.12
  5. Step 5: Solve for x
    x = 25,153,235,895.12/173,245.44
  6. Step 6: Final answer
    x = 145,188.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.