Home / 166,329.20-229,534.12-89,848.28

Finding the Fourth Proportional to 166,329.20, 229,534.12 and 89,848.28

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Solution

The fourth proportional to 166,329.20, 229,534.12 and 89,848.28 is: 123,990.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,329.20 : 229,534.12 = 89,848.28 : x
  2. Step 2: Convert to fraction form
    166,329.20/229,534.12 = 89,848.28/x
  3. Step 3: Cross multiply
    166,329.20x = 229,534.12 × 89,848.28
  4. Step 4: Simplify right side
    166,329.20x = 20,623,246,029.02
  5. Step 5: Solve for x
    x = 20,623,246,029.02/166,329.20
  6. Step 6: Final answer
    x = 123,990.53

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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.