Home / 126,076.48-173,980.47-68,714.58

Finding the Fourth Proportional to 126,076.48, 173,980.47 and 68,714.58

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Solution

The fourth proportional to 126,076.48, 173,980.47 and 68,714.58 is: 94,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,076.48 : 173,980.47 = 68,714.58 : x
  2. Step 2: Convert to fraction form
    126,076.48/173,980.47 = 68,714.58/x
  3. Step 3: Cross multiply
    126,076.48x = 173,980.47 × 68,714.58
  4. Step 4: Simplify right side
    126,076.48x = 11,954,994,855.72
  5. Step 5: Solve for x
    x = 11,954,994,855.72/126,076.48
  6. Step 6: Final answer
    x = 94,823.35

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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.