Home / 140,396.04-193,786.26-83,055.27

Finding the Fourth Proportional to 140,396.04, 193,786.26 and 83,055.27

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Solution

The fourth proportional to 140,396.04, 193,786.26 and 83,055.27 is: 114,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,396.04 : 193,786.26 = 83,055.27 : x
  2. Step 2: Convert to fraction form
    140,396.04/193,786.26 = 83,055.27/x
  3. Step 3: Cross multiply
    140,396.04x = 193,786.26 × 83,055.27
  4. Step 4: Simplify right side
    140,396.04x = 16,094,970,146.59
  5. Step 5: Solve for x
    x = 16,094,970,146.59/140,396.04
  6. Step 6: Final answer
    x = 114,639.77

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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.