Home / 571,882.36-857,829.68-172,526.58

Finding the Fourth Proportional to 571,882.36, 857,829.68 and 172,526.58

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Solution

The fourth proportional to 571,882.36, 857,829.68 and 172,526.58 is: 258,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,882.36 : 857,829.68 = 172,526.58 : x
  2. Step 2: Convert to fraction form
    571,882.36/857,829.68 = 172,526.58/x
  3. Step 3: Cross multiply
    571,882.36x = 857,829.68 × 172,526.58
  4. Step 4: Simplify right side
    571,882.36x = 147,998,420,912.89
  5. Step 5: Solve for x
    x = 147,998,420,912.89/571,882.36
  6. Step 6: Final answer
    x = 258,791.72

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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.