Home / 96,939.74-133,796.03-62,900.45

Finding the Fourth Proportional to 96,939.74, 133,796.03 and 62,900.45

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Solution

The fourth proportional to 96,939.74, 133,796.03 and 62,900.45 is: 86,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,939.74 : 133,796.03 = 62,900.45 : x
  2. Step 2: Convert to fraction form
    96,939.74/133,796.03 = 62,900.45/x
  3. Step 3: Cross multiply
    96,939.74x = 133,796.03 × 62,900.45
  4. Step 4: Simplify right side
    96,939.74x = 8,415,830,190.37
  5. Step 5: Solve for x
    x = 8,415,830,190.37/96,939.74
  6. Step 6: Final answer
    x = 86,815.07

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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.