Home / 571,949.52-857,902.70-172,579.64

Finding the Fourth Proportional to 571,949.52, 857,902.70 and 172,579.64

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Solution

The fourth proportional to 571,949.52, 857,902.70 and 172,579.64 is: 258,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,949.52 : 857,902.70 = 172,579.64 : x
  2. Step 2: Convert to fraction form
    571,949.52/857,902.70 = 172,579.64/x
  3. Step 3: Cross multiply
    571,949.52x = 857,902.70 × 172,579.64
  4. Step 4: Simplify right side
    571,949.52x = 148,056,539,121.03
  5. Step 5: Solve for x
    x = 148,056,539,121.03/571,949.52
  6. Step 6: Final answer
    x = 258,862.95

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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.