Home / 195,439.74-269,750.18-118,942.80

Finding the Fourth Proportional to 195,439.74, 269,750.18 and 118,942.80

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Solution

The fourth proportional to 195,439.74, 269,750.18 and 118,942.80 is: 164,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,439.74 : 269,750.18 = 118,942.80 : x
  2. Step 2: Convert to fraction form
    195,439.74/269,750.18 = 118,942.80/x
  3. Step 3: Cross multiply
    195,439.74x = 269,750.18 × 118,942.80
  4. Step 4: Simplify right side
    195,439.74x = 32,084,841,709.70
  5. Step 5: Solve for x
    x = 32,084,841,709.70/195,439.74
  6. Step 6: Final answer
    x = 164,167.44

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1.5x scale

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.