Home / 172,941.35-238,622.77-104,994.10

Finding the Fourth Proportional to 172,941.35, 238,622.77 and 104,994.10

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Solution

The fourth proportional to 172,941.35, 238,622.77 and 104,994.10 is: 144,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,941.35 : 238,622.77 = 104,994.10 : x
  2. Step 2: Convert to fraction form
    172,941.35/238,622.77 = 104,994.10/x
  3. Step 3: Cross multiply
    172,941.35x = 238,622.77 × 104,994.10
  4. Step 4: Simplify right side
    172,941.35x = 25,053,982,975.66
  5. Step 5: Solve for x
    x = 25,053,982,975.66/172,941.35
  6. Step 6: Final answer
    x = 144,869.82

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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.