Home / 86,040.44-118,702.61-63,433.17

Finding the Fourth Proportional to 86,040.44, 118,702.61 and 63,433.17

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Solution

The fourth proportional to 86,040.44, 118,702.61 and 63,433.17 is: 87,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,040.44 : 118,702.61 = 63,433.17 : x
  2. Step 2: Convert to fraction form
    86,040.44/118,702.61 = 63,433.17/x
  3. Step 3: Cross multiply
    86,040.44x = 118,702.61 × 63,433.17
  4. Step 4: Simplify right side
    86,040.44x = 7,529,682,246.06
  5. Step 5: Solve for x
    x = 7,529,682,246.06/86,040.44
  6. Step 6: Final answer
    x = 87,513.30

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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.