Home / 140,389.17-193,776.83-83,048.44

Finding the Fourth Proportional to 140,389.17, 193,776.83 and 83,048.44

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Solution

The fourth proportional to 140,389.17, 193,776.83 and 83,048.44 is: 114,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,389.17 : 193,776.83 = 83,048.44 : x
  2. Step 2: Convert to fraction form
    140,389.17/193,776.83 = 83,048.44/x
  3. Step 3: Cross multiply
    140,389.17x = 193,776.83 × 83,048.44
  4. Step 4: Simplify right side
    140,389.17x = 16,092,863,448.30
  5. Step 5: Solve for x
    x = 16,092,863,448.30/140,389.17
  6. Step 6: Final answer
    x = 114,630.37

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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.