Home / 116,867.25-175,122.49-69,388.84

Finding the Fourth Proportional to 116,867.25, 175,122.49 and 69,388.84

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Solution

The fourth proportional to 116,867.25, 175,122.49 and 69,388.84 is: 103,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,867.25 : 175,122.49 = 69,388.84 : x
  2. Step 2: Convert to fraction form
    116,867.25/175,122.49 = 69,388.84/x
  3. Step 3: Cross multiply
    116,867.25x = 175,122.49 × 69,388.84
  4. Step 4: Simplify right side
    116,867.25x = 12,151,546,439.01
  5. Step 5: Solve for x
    x = 12,151,546,439.01/116,867.25
  6. Step 6: Final answer
    x = 103,977.35

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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.