Home / 195,576.50-293,814.39-138,006.21

Finding the Fourth Proportional to 195,576.50, 293,814.39 and 138,006.21

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Solution

The fourth proportional to 195,576.50, 293,814.39 and 138,006.21 is: 207,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,576.50 : 293,814.39 = 138,006.21 : x
  2. Step 2: Convert to fraction form
    195,576.50/293,814.39 = 138,006.21/x
  3. Step 3: Cross multiply
    195,576.50x = 293,814.39 × 138,006.21
  4. Step 4: Simplify right side
    195,576.50x = 40,548,212,026.69
  5. Step 5: Solve for x
    x = 40,548,212,026.69/195,576.50
  6. Step 6: Final answer
    x = 207,326.60

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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.