Home / 263,205.69-363,056.61-172,567.53

Finding the Fourth Proportional to 263,205.69, 363,056.61 and 172,567.53

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Solution

The fourth proportional to 263,205.69, 363,056.61 and 172,567.53 is: 238,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,205.69 : 363,056.61 = 172,567.53 : x
  2. Step 2: Convert to fraction form
    263,205.69/363,056.61 = 172,567.53/x
  3. Step 3: Cross multiply
    263,205.69x = 363,056.61 × 172,567.53
  4. Step 4: Simplify right side
    263,205.69x = 62,651,782,437.87
  5. Step 5: Solve for x
    x = 62,651,782,437.87/263,205.69
  6. Step 6: Final answer
    x = 238,033.54

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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.