Home / 111,844.08-154,293.99-66,496.35

Finding the Fourth Proportional to 111,844.08, 154,293.99 and 66,496.35

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Solution

The fourth proportional to 111,844.08, 154,293.99 and 66,496.35 is: 91,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,844.08 : 154,293.99 = 66,496.35 : x
  2. Step 2: Convert to fraction form
    111,844.08/154,293.99 = 66,496.35/x
  3. Step 3: Cross multiply
    111,844.08x = 154,293.99 × 66,496.35
  4. Step 4: Simplify right side
    111,844.08x = 10,259,987,161.94
  5. Step 5: Solve for x
    x = 10,259,987,161.94/111,844.08
  6. Step 6: Final answer
    x = 91,734.74

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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.