Home / 86,840.14-119,845.82-48,603.52

Finding the Fourth Proportional to 86,840.14, 119,845.82 and 48,603.52

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Solution

The fourth proportional to 86,840.14, 119,845.82 and 48,603.52 is: 67,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,840.14 : 119,845.82 = 48,603.52 : x
  2. Step 2: Convert to fraction form
    86,840.14/119,845.82 = 48,603.52/x
  3. Step 3: Cross multiply
    86,840.14x = 119,845.82 × 48,603.52
  4. Step 4: Simplify right side
    86,840.14x = 5,824,928,709.29
  5. Step 5: Solve for x
    x = 5,824,928,709.29/86,840.14
  6. Step 6: Final answer
    x = 67,076.45

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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.