Home / 199,835.73-275,815.40-193,512.87

Finding the Fourth Proportional to 199,835.73, 275,815.40 and 193,512.87

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Solution

The fourth proportional to 199,835.73, 275,815.40 and 193,512.87 is: 267,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,835.73 : 275,815.40 = 193,512.87 : x
  2. Step 2: Convert to fraction form
    199,835.73/275,815.40 = 193,512.87/x
  3. Step 3: Cross multiply
    199,835.73x = 275,815.40 × 193,512.87
  4. Step 4: Simplify right side
    199,835.73x = 53,373,828,676.63
  5. Step 5: Solve for x
    x = 53,373,828,676.63/199,835.73
  6. Step 6: Final answer
    x = 267,088.52

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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.