Home / 99,259.41-136,922.52-60,992.37

Finding the Fourth Proportional to 99,259.41, 136,922.52 and 60,992.37

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Solution

The fourth proportional to 99,259.41, 136,922.52 and 60,992.37 is: 84,135.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,259.41 : 136,922.52 = 60,992.37 : x
  2. Step 2: Convert to fraction form
    99,259.41/136,922.52 = 60,992.37/x
  3. Step 3: Cross multiply
    99,259.41x = 136,922.52 × 60,992.37
  4. Step 4: Simplify right side
    99,259.41x = 8,351,229,001.17
  5. Step 5: Solve for x
    x = 8,351,229,001.17/99,259.41
  6. Step 6: Final answer
    x = 84,135.39

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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.