Home / 152,273.07-228,424.82-52,420.05

Finding the Fourth Proportional to 152,273.07, 228,424.82 and 52,420.05

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Solution

The fourth proportional to 152,273.07, 228,424.82 and 52,420.05 is: 78,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273.07 : 228,424.82 = 52,420.05 : x
  2. Step 2: Convert to fraction form
    152,273.07/228,424.82 = 52,420.05/x
  3. Step 3: Cross multiply
    152,273.07x = 228,424.82 × 52,420.05
  4. Step 4: Simplify right side
    152,273.07x = 11,974,040,485.64
  5. Step 5: Solve for x
    x = 11,974,040,485.64/152,273.07
  6. Step 6: Final answer
    x = 78,635.31

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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.