Home / 195,485.96-293,234.40-69,108.36

Finding the Fourth Proportional to 195,485.96, 293,234.40 and 69,108.36

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Solution

The fourth proportional to 195,485.96, 293,234.40 and 69,108.36 is: 103,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,485.96 : 293,234.40 = 69,108.36 : x
  2. Step 2: Convert to fraction form
    195,485.96/293,234.40 = 69,108.36/x
  3. Step 3: Cross multiply
    195,485.96x = 293,234.40 × 69,108.36
  4. Step 4: Simplify right side
    195,485.96x = 20,264,948,479.58
  5. Step 5: Solve for x
    x = 20,264,948,479.58/195,485.96
  6. Step 6: Final answer
    x = 103,664.47

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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.