Home / 195,611.58-293,565.15-143,156.39

Finding the Fourth Proportional to 195,611.58, 293,565.15 and 143,156.39

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Solution

The fourth proportional to 195,611.58, 293,565.15 and 143,156.39 is: 214,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,611.58 : 293,565.15 = 143,156.39 : x
  2. Step 2: Convert to fraction form
    195,611.58/293,565.15 = 143,156.39/x
  3. Step 3: Cross multiply
    195,611.58x = 293,565.15 × 143,156.39
  4. Step 4: Simplify right side
    195,611.58x = 42,025,725,635.98
  5. Step 5: Solve for x
    x = 42,025,725,635.98/195,611.58
  6. Step 6: Final answer
    x = 214,842.73

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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.