Home / 96,486.62-133,147.68-54,042.98

Finding the Fourth Proportional to 96,486.62, 133,147.68 and 54,042.98

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Solution

The fourth proportional to 96,486.62, 133,147.68 and 54,042.98 is: 74,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,486.62 : 133,147.68 = 54,042.98 : x
  2. Step 2: Convert to fraction form
    96,486.62/133,147.68 = 54,042.98/x
  3. Step 3: Cross multiply
    96,486.62x = 133,147.68 × 54,042.98
  4. Step 4: Simplify right side
    96,486.62x = 7,195,697,407.29
  5. Step 5: Solve for x
    x = 7,195,697,407.29/96,486.62
  6. Step 6: Final answer
    x = 74,577.15

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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.