Home / 152,481.16-228,721.69-73,749.16

Finding the Fourth Proportional to 152,481.16, 228,721.69 and 73,749.16

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Solution

The fourth proportional to 152,481.16, 228,721.69 and 73,749.16 is: 110,623.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,481.16 : 228,721.69 = 73,749.16 : x
  2. Step 2: Convert to fraction form
    152,481.16/228,721.69 = 73,749.16/x
  3. Step 3: Cross multiply
    152,481.16x = 228,721.69 × 73,749.16
  4. Step 4: Simplify right side
    152,481.16x = 16,868,032,511.28
  5. Step 5: Solve for x
    x = 16,868,032,511.28/152,481.16
  6. Step 6: Final answer
    x = 110,623.72

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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.