Home / 166,015.80-229,112.64-94,402.50

Finding the Fourth Proportional to 166,015.80, 229,112.64 and 94,402.50

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Solution

The fourth proportional to 166,015.80, 229,112.64 and 94,402.50 is: 130,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.80 : 229,112.64 = 94,402.50 : x
  2. Step 2: Convert to fraction form
    166,015.80/229,112.64 = 94,402.50/x
  3. Step 3: Cross multiply
    166,015.80x = 229,112.64 × 94,402.50
  4. Step 4: Simplify right side
    166,015.80x = 21,628,805,997.60
  5. Step 5: Solve for x
    x = 21,628,805,997.60/166,015.80
  6. Step 6: Final answer
    x = 130,281.61

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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.