Home / 166,306.70-229,503.21-89,825.74

Finding the Fourth Proportional to 166,306.70, 229,503.21 and 89,825.74

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Solution

The fourth proportional to 166,306.70, 229,503.21 and 89,825.74 is: 123,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,306.70 : 229,503.21 = 89,825.74 : x
  2. Step 2: Convert to fraction form
    166,306.70/229,503.21 = 89,825.74/x
  3. Step 3: Cross multiply
    166,306.70x = 229,503.21 × 89,825.74
  4. Step 4: Simplify right side
    166,306.70x = 20,615,294,760.02
  5. Step 5: Solve for x
    x = 20,615,294,760.02/166,306.70
  6. Step 6: Final answer
    x = 123,959.49

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1.5x scale

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.