Home / 187,906.07-259,311.21-101,866.52

Finding the Fourth Proportional to 187,906.07, 259,311.21 and 101,866.52

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Solution

The fourth proportional to 187,906.07, 259,311.21 and 101,866.52 is: 140,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,906.07 : 259,311.21 = 101,866.52 : x
  2. Step 2: Convert to fraction form
    187,906.07/259,311.21 = 101,866.52/x
  3. Step 3: Cross multiply
    187,906.07x = 259,311.21 × 101,866.52
  4. Step 4: Simplify right side
    187,906.07x = 26,415,130,559.69
  5. Step 5: Solve for x
    x = 26,415,130,559.69/187,906.07
  6. Step 6: Final answer
    x = 140,576.25

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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.