Home / 166,432.30-229,677.96-94,811.20

Finding the Fourth Proportional to 166,432.30, 229,677.96 and 94,811.20

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Solution

The fourth proportional to 166,432.30, 229,677.96 and 94,811.20 is: 130,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,432.30 : 229,677.96 = 94,811.20 : x
  2. Step 2: Convert to fraction form
    166,432.30/229,677.96 = 94,811.20/x
  3. Step 3: Cross multiply
    166,432.30x = 229,677.96 × 94,811.20
  4. Step 4: Simplify right side
    166,432.30x = 21,776,043,001.15
  5. Step 5: Solve for x
    x = 21,776,043,001.15/166,432.30
  6. Step 6: Final answer
    x = 130,840.25

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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.