Home / 195,205.68-292,782.60-54,975.24

Finding the Fourth Proportional to 195,205.68, 292,782.60 and 54,975.24

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Solution

The fourth proportional to 195,205.68, 292,782.60 and 54,975.24 is: 82,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,205.68 : 292,782.60 = 54,975.24 : x
  2. Step 2: Convert to fraction form
    195,205.68/292,782.60 = 54,975.24/x
  3. Step 3: Cross multiply
    195,205.68x = 292,782.60 × 54,975.24
  4. Step 4: Simplify right side
    195,205.68x = 16,095,793,702.82
  5. Step 5: Solve for x
    x = 16,095,793,702.82/195,205.68
  6. Step 6: Final answer
    x = 82,455.56

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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.