Home / 78,844.75-118,284.41-29,596.75

Finding the Fourth Proportional to 78,844.75, 118,284.41 and 29,596.75

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Solution

The fourth proportional to 78,844.75, 118,284.41 and 29,596.75 is: 44,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,844.75 : 118,284.41 = 29,596.75 : x
  2. Step 2: Convert to fraction form
    78,844.75/118,284.41 = 29,596.75/x
  3. Step 3: Cross multiply
    78,844.75x = 118,284.41 × 29,596.75
  4. Step 4: Simplify right side
    78,844.75x = 3,500,834,111.67
  5. Step 5: Solve for x
    x = 3,500,834,111.67/78,844.75
  6. Step 6: Final answer
    x = 44,401.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.