Home / 211,830.67-317,789.75-62,075.85

Finding the Fourth Proportional to 211,830.67, 317,789.75 and 62,075.85

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Solution

The fourth proportional to 211,830.67, 317,789.75 and 62,075.85 is: 93,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,830.67 : 317,789.75 = 62,075.85 : x
  2. Step 2: Convert to fraction form
    211,830.67/317,789.75 = 62,075.85/x
  3. Step 3: Cross multiply
    211,830.67x = 317,789.75 × 62,075.85
  4. Step 4: Simplify right side
    211,830.67x = 19,727,067,466.84
  5. Step 5: Solve for x
    x = 19,727,067,466.84/211,830.67
  6. Step 6: Final answer
    x = 93,126.59

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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.