Home / 190,364.48-262,633.46-113,885.76

Finding the Fourth Proportional to 190,364.48, 262,633.46 and 113,885.76

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Solution

The fourth proportional to 190,364.48, 262,633.46 and 113,885.76 is: 157,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,364.48 : 262,633.46 = 113,885.76 : x
  2. Step 2: Convert to fraction form
    190,364.48/262,633.46 = 113,885.76/x
  3. Step 3: Cross multiply
    190,364.48x = 262,633.46 × 113,885.76
  4. Step 4: Simplify right side
    190,364.48x = 29,910,211,608.98
  5. Step 5: Solve for x
    x = 29,910,211,608.98/190,364.48
  6. Step 6: Final answer
    x = 157,120.76

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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.