Home / 79,257.50-118,802.46-29,305.52

Finding the Fourth Proportional to 79,257.50, 118,802.46 and 29,305.52

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Solution

The fourth proportional to 79,257.50, 118,802.46 and 29,305.52 is: 43,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,257.50 : 118,802.46 = 29,305.52 : x
  2. Step 2: Convert to fraction form
    79,257.50/118,802.46 = 29,305.52/x
  3. Step 3: Cross multiply
    79,257.50x = 118,802.46 × 29,305.52
  4. Step 4: Simplify right side
    79,257.50x = 3,481,567,867.58
  5. Step 5: Solve for x
    x = 3,481,567,867.58/79,257.50
  6. Step 6: Final answer
    x = 43,927.30

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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.