Home / 196,009.18-293,755.42-77,615.93

Finding the Fourth Proportional to 196,009.18, 293,755.42 and 77,615.93

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Solution

The fourth proportional to 196,009.18, 293,755.42 and 77,615.93 is: 116,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,009.18 : 293,755.42 = 77,615.93 : x
  2. Step 2: Convert to fraction form
    196,009.18/293,755.42 = 77,615.93/x
  3. Step 3: Cross multiply
    196,009.18x = 293,755.42 × 77,615.93
  4. Step 4: Simplify right side
    196,009.18x = 22,800,100,115.84
  5. Step 5: Solve for x
    x = 22,800,100,115.84/196,009.18
  6. Step 6: Final answer
    x = 116,321.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.