Home / 359,245.22-538,979.68-106,527.05

Finding the Fourth Proportional to 359,245.22, 538,979.68 and 106,527.05

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Solution

The fourth proportional to 359,245.22, 538,979.68 and 106,527.05 is: 159,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,245.22 : 538,979.68 = 106,527.05 : x
  2. Step 2: Convert to fraction form
    359,245.22/538,979.68 = 106,527.05/x
  3. Step 3: Cross multiply
    359,245.22x = 538,979.68 × 106,527.05
  4. Step 4: Simplify right side
    359,245.22x = 57,415,912,625.45
  5. Step 5: Solve for x
    x = 57,415,912,625.45/359,245.22
  6. Step 6: Final answer
    x = 159,823.73

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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.