Home / 86,379.84-119,258.40-62,583.36

Finding the Fourth Proportional to 86,379.84, 119,258.40 and 62,583.36

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Solution

The fourth proportional to 86,379.84, 119,258.40 and 62,583.36 is: 86,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,379.84 : 119,258.40 = 62,583.36 : x
  2. Step 2: Convert to fraction form
    86,379.84/119,258.40 = 62,583.36/x
  3. Step 3: Cross multiply
    86,379.84x = 119,258.40 × 62,583.36
  4. Step 4: Simplify right side
    86,379.84x = 7,463,591,380.22
  5. Step 5: Solve for x
    x = 7,463,591,380.22/86,379.84
  6. Step 6: Final answer
    x = 86,404.32

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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.