Home / 168,146.04-232,136.58-111,634.68

Finding the Fourth Proportional to 168,146.04, 232,136.58 and 111,634.68

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Solution

The fourth proportional to 168,146.04, 232,136.58 and 111,634.68 is: 154,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,146.04 : 232,136.58 = 111,634.68 : x
  2. Step 2: Convert to fraction form
    168,146.04/232,136.58 = 111,634.68/x
  3. Step 3: Cross multiply
    168,146.04x = 232,136.58 × 111,634.68
  4. Step 4: Simplify right side
    168,146.04x = 25,914,492,824.59
  5. Step 5: Solve for x
    x = 25,914,492,824.59/168,146.04
  6. Step 6: Final answer
    x = 154,118.96

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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.