Home / 136,040.35-187,240.17-119,801.37

Finding the Fourth Proportional to 136,040.35, 187,240.17 and 119,801.37

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Solution

The fourth proportional to 136,040.35, 187,240.17 and 119,801.37 is: 164,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,040.35 : 187,240.17 = 119,801.37 : x
  2. Step 2: Convert to fraction form
    136,040.35/187,240.17 = 119,801.37/x
  3. Step 3: Cross multiply
    136,040.35x = 187,240.17 × 119,801.37
  4. Step 4: Simplify right side
    136,040.35x = 22,431,628,885.03
  5. Step 5: Solve for x
    x = 22,431,628,885.03/136,040.35
  6. Step 6: Final answer
    x = 164,889.53

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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.