Home / 166,483.73-229,933.01-153,886.61

Finding the Fourth Proportional to 166,483.73, 229,933.01 and 153,886.61

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Solution

The fourth proportional to 166,483.73, 229,933.01 and 153,886.61 is: 212,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,483.73 : 229,933.01 = 153,886.61 : x
  2. Step 2: Convert to fraction form
    166,483.73/229,933.01 = 153,886.61/x
  3. Step 3: Cross multiply
    166,483.73x = 229,933.01 × 153,886.61
  4. Step 4: Simplify right side
    166,483.73x = 35,383,611,436.00
  5. Step 5: Solve for x
    x = 35,383,611,436.00/166,483.73
  6. Step 6: Final answer
    x = 212,534.95

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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.