Home / 109,928.44-151,675.98-62,171.44

Finding the Fourth Proportional to 109,928.44, 151,675.98 and 62,171.44

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Solution

The fourth proportional to 109,928.44, 151,675.98 and 62,171.44 is: 85,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,928.44 : 151,675.98 = 62,171.44 : x
  2. Step 2: Convert to fraction form
    109,928.44/151,675.98 = 62,171.44/x
  3. Step 3: Cross multiply
    109,928.44x = 151,675.98 × 62,171.44
  4. Step 4: Simplify right side
    109,928.44x = 9,429,914,090.01
  5. Step 5: Solve for x
    x = 9,429,914,090.01/109,928.44
  6. Step 6: Final answer
    x = 85,782.30

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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.