Home / 354,031.05-488,556.66-192,887.25

Finding the Fourth Proportional to 354,031.05, 488,556.66 and 192,887.25

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Solution

The fourth proportional to 354,031.05, 488,556.66 and 192,887.25 is: 266,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,031.05 : 488,556.66 = 192,887.25 : x
  2. Step 2: Convert to fraction form
    354,031.05/488,556.66 = 192,887.25/x
  3. Step 3: Cross multiply
    354,031.05x = 488,556.66 × 192,887.25
  4. Step 4: Simplify right side
    354,031.05x = 94,236,350,881.89
  5. Step 5: Solve for x
    x = 94,236,350,881.89/354,031.05
  6. Step 6: Final answer
    x = 266,181.04

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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.