Home / 164,778.10-247,240.99-75,984.01

Finding the Fourth Proportional to 164,778.10, 247,240.99 and 75,984.01

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Solution

The fourth proportional to 164,778.10, 247,240.99 and 75,984.01 is: 114,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,778.10 : 247,240.99 = 75,984.01 : x
  2. Step 2: Convert to fraction form
    164,778.10/247,240.99 = 75,984.01/x
  3. Step 3: Cross multiply
    164,778.10x = 247,240.99 × 75,984.01
  4. Step 4: Simplify right side
    164,778.10x = 18,786,361,333.45
  5. Step 5: Solve for x
    x = 18,786,361,333.45/164,778.10
  6. Step 6: Final answer
    x = 114,010.06

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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.