Home / 117,299.88-175,922.76-69,928.26

Finding the Fourth Proportional to 117,299.88, 175,922.76 and 69,928.26

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Solution

The fourth proportional to 117,299.88, 175,922.76 and 69,928.26 is: 104,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,299.88 : 175,922.76 = 69,928.26 : x
  2. Step 2: Convert to fraction form
    117,299.88/175,922.76 = 69,928.26/x
  3. Step 3: Cross multiply
    117,299.88x = 175,922.76 × 69,928.26
  4. Step 4: Simplify right side
    117,299.88x = 12,301,972,501.20
  5. Step 5: Solve for x
    x = 12,301,972,501.20/117,299.88
  6. Step 6: Final answer
    x = 104,876.26

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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.