Home / 359,847.12-496,603.80-223,961.52

Finding the Fourth Proportional to 359,847.12, 496,603.80 and 223,961.52

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Solution

The fourth proportional to 359,847.12, 496,603.80 and 223,961.52 is: 309,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,847.12 : 496,603.80 = 223,961.52 : x
  2. Step 2: Convert to fraction form
    359,847.12/496,603.80 = 223,961.52/x
  3. Step 3: Cross multiply
    359,847.12x = 496,603.80 × 223,961.52
  4. Step 4: Simplify right side
    359,847.12x = 111,220,141,885.78
  5. Step 5: Solve for x
    x = 111,220,141,885.78/359,847.12
  6. Step 6: Final answer
    x = 309,076.09

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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.