Home / 191,983.34-264,936.20-107,100.48

Finding the Fourth Proportional to 191,983.34, 264,936.20 and 107,100.48

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Solution

The fourth proportional to 191,983.34, 264,936.20 and 107,100.48 is: 147,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,983.34 : 264,936.20 = 107,100.48 : x
  2. Step 2: Convert to fraction form
    191,983.34/264,936.20 = 107,100.48/x
  3. Step 3: Cross multiply
    191,983.34x = 264,936.20 × 107,100.48
  4. Step 4: Simplify right side
    191,983.34x = 28,374,794,189.38
  5. Step 5: Solve for x
    x = 28,374,794,189.38/191,983.34
  6. Step 6: Final answer
    x = 147,798.21

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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.