Home / 152,273.22-228,431.76-47,100.36

Finding the Fourth Proportional to 152,273.22, 228,431.76 and 47,100.36

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Solution

The fourth proportional to 152,273.22, 228,431.76 and 47,100.36 is: 70,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273.22 : 228,431.76 = 47,100.36 : x
  2. Step 2: Convert to fraction form
    152,273.22/228,431.76 = 47,100.36/x
  3. Step 3: Cross multiply
    152,273.22x = 228,431.76 × 47,100.36
  4. Step 4: Simplify right side
    152,273.22x = 10,759,218,131.43
  5. Step 5: Solve for x
    x = 10,759,218,131.43/152,273.22
  6. Step 6: Final answer
    x = 70,657.32

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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.