Home / 190,715.85-263,200.19-110,146.77

Finding the Fourth Proportional to 190,715.85, 263,200.19 and 110,146.77

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Solution

The fourth proportional to 190,715.85, 263,200.19 and 110,146.77 is: 152,009.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,715.85 : 263,200.19 = 110,146.77 : x
  2. Step 2: Convert to fraction form
    190,715.85/263,200.19 = 110,146.77/x
  3. Step 3: Cross multiply
    190,715.85x = 263,200.19 × 110,146.77
  4. Step 4: Simplify right side
    190,715.85x = 28,990,650,241.15
  5. Step 5: Solve for x
    x = 28,990,650,241.15/190,715.85
  6. Step 6: Final answer
    x = 152,009.65

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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.