Home / 259,733.49-389,611.35-101,996.07

Finding the Fourth Proportional to 259,733.49, 389,611.35 and 101,996.07

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Solution

The fourth proportional to 259,733.49, 389,611.35 and 101,996.07 is: 152,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,733.49 : 389,611.35 = 101,996.07 : x
  2. Step 2: Convert to fraction form
    259,733.49/389,611.35 = 101,996.07/x
  3. Step 3: Cross multiply
    259,733.49x = 389,611.35 × 101,996.07
  4. Step 4: Simplify right side
    259,733.49x = 39,738,826,527.39
  5. Step 5: Solve for x
    x = 39,738,826,527.39/259,733.49
  6. Step 6: Final answer
    x = 152,998.47

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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.