Home / 152,914.75-211,022.36-85,846.75

Finding the Fourth Proportional to 152,914.75, 211,022.36 and 85,846.75

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Solution

The fourth proportional to 152,914.75, 211,022.36 and 85,846.75 is: 118,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,914.75 : 211,022.36 = 85,846.75 : x
  2. Step 2: Convert to fraction form
    152,914.75/211,022.36 = 85,846.75/x
  3. Step 3: Cross multiply
    152,914.75x = 211,022.36 × 85,846.75
  4. Step 4: Simplify right side
    152,914.75x = 18,115,583,783.33
  5. Step 5: Solve for x
    x = 18,115,583,783.33/152,914.75
  6. Step 6: Final answer
    x = 118,468.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.