Home / 166,425.97-229,667.85-89,944.84

Finding the Fourth Proportional to 166,425.97, 229,667.85 and 89,944.84

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Solution

The fourth proportional to 166,425.97, 229,667.85 and 89,944.84 is: 124,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,425.97 : 229,667.85 = 89,944.84 : x
  2. Step 2: Convert to fraction form
    166,425.97/229,667.85 = 89,944.84/x
  3. Step 3: Cross multiply
    166,425.97x = 229,667.85 × 89,944.84
  4. Step 4: Simplify right side
    166,425.97x = 20,657,438,021.39
  5. Step 5: Solve for x
    x = 20,657,438,021.39/166,425.97
  6. Step 6: Final answer
    x = 124,123.89

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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.