Home / 195,922.68-293,970.90-111,679.80

Finding the Fourth Proportional to 195,922.68, 293,970.90 and 111,679.80

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Solution

The fourth proportional to 195,922.68, 293,970.90 and 111,679.80 is: 167,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,922.68 : 293,970.90 = 111,679.80 : x
  2. Step 2: Convert to fraction form
    195,922.68/293,970.90 = 111,679.80/x
  3. Step 3: Cross multiply
    195,922.68x = 293,970.90 × 111,679.80
  4. Step 4: Simplify right side
    195,922.68x = 32,830,611,317.82
  5. Step 5: Solve for x
    x = 32,830,611,317.82/195,922.68
  6. Step 6: Final answer
    x = 167,569.22

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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.