Home / 175,520.09-263,307.45-57,163.89

Finding the Fourth Proportional to 175,520.09, 263,307.45 and 57,163.89

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Solution

The fourth proportional to 175,520.09, 263,307.45 and 57,163.89 is: 85,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,520.09 : 263,307.45 = 57,163.89 : x
  2. Step 2: Convert to fraction form
    175,520.09/263,307.45 = 57,163.89/x
  3. Step 3: Cross multiply
    175,520.09x = 263,307.45 × 57,163.89
  4. Step 4: Simplify right side
    175,520.09x = 15,051,678,107.98
  5. Step 5: Solve for x
    x = 15,051,678,107.98/175,520.09
  6. Step 6: Final answer
    x = 85,754.73

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1.5x scale

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.