Home / 195,392.93-269,671.23-123,779.61

Finding the Fourth Proportional to 195,392.93, 269,671.23 and 123,779.61

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Solution

The fourth proportional to 195,392.93, 269,671.23 and 123,779.61 is: 170,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,392.93 : 269,671.23 = 123,779.61 : x
  2. Step 2: Convert to fraction form
    195,392.93/269,671.23 = 123,779.61/x
  3. Step 3: Cross multiply
    195,392.93x = 269,671.23 × 123,779.61
  4. Step 4: Simplify right side
    195,392.93x = 33,379,799,677.62
  5. Step 5: Solve for x
    x = 33,379,799,677.62/195,392.93
  6. Step 6: Final answer
    x = 170,834.23

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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.