Home / 148,383.81-204,773.46-91,054.80

Finding the Fourth Proportional to 148,383.81, 204,773.46 and 91,054.80

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Solution

The fourth proportional to 148,383.81, 204,773.46 and 91,054.80 is: 125,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,383.81 : 204,773.46 = 91,054.80 : x
  2. Step 2: Convert to fraction form
    148,383.81/204,773.46 = 91,054.80/x
  3. Step 3: Cross multiply
    148,383.81x = 204,773.46 × 91,054.80
  4. Step 4: Simplify right side
    148,383.81x = 18,645,607,554.96
  5. Step 5: Solve for x
    x = 18,645,607,554.96/148,383.81
  6. Step 6: Final answer
    x = 125,657.97

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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.