Home / 86,893.35-119,911.89-48,653.25

Finding the Fourth Proportional to 86,893.35, 119,911.89 and 48,653.25

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Solution

The fourth proportional to 86,893.35, 119,911.89 and 48,653.25 is: 67,140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,893.35 : 119,911.89 = 48,653.25 : x
  2. Step 2: Convert to fraction form
    86,893.35/119,911.89 = 48,653.25/x
  3. Step 3: Cross multiply
    86,893.35x = 119,911.89 × 48,653.25
  4. Step 4: Simplify right side
    86,893.35x = 5,834,103,162.14
  5. Step 5: Solve for x
    x = 5,834,103,162.14/86,893.35
  6. Step 6: Final answer
    x = 67,140.96

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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.