Home / 117,907.06-162,725.85-69,519.94

Finding the Fourth Proportional to 117,907.06, 162,725.85 and 69,519.94

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Solution

The fourth proportional to 117,907.06, 162,725.85 and 69,519.94 is: 95,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,907.06 : 162,725.85 = 69,519.94 : x
  2. Step 2: Convert to fraction form
    117,907.06/162,725.85 = 69,519.94/x
  3. Step 3: Cross multiply
    117,907.06x = 162,725.85 × 69,519.94
  4. Step 4: Simplify right side
    117,907.06x = 11,312,691,328.45
  5. Step 5: Solve for x
    x = 11,312,691,328.45/117,907.06
  6. Step 6: Final answer
    x = 95,945.84

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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.