Home / 86,747.58-119,705.01-52,751.37

Finding the Fourth Proportional to 86,747.58, 119,705.01 and 52,751.37

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Solution

The fourth proportional to 86,747.58, 119,705.01 and 52,751.37 is: 72,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,747.58 : 119,705.01 = 52,751.37 : x
  2. Step 2: Convert to fraction form
    86,747.58/119,705.01 = 52,751.37/x
  3. Step 3: Cross multiply
    86,747.58x = 119,705.01 × 52,751.37
  4. Step 4: Simplify right side
    86,747.58x = 6,314,603,273.36
  5. Step 5: Solve for x
    x = 6,314,603,273.36/86,747.58
  6. Step 6: Final answer
    x = 72,792.85

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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.