Home / 166,383.34-229,656.11-98,423.94

Finding the Fourth Proportional to 166,383.34, 229,656.11 and 98,423.94

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Solution

The fourth proportional to 166,383.34, 229,656.11 and 98,423.94 is: 135,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,383.34 : 229,656.11 = 98,423.94 : x
  2. Step 2: Convert to fraction form
    166,383.34/229,656.11 = 98,423.94/x
  3. Step 3: Cross multiply
    166,383.34x = 229,656.11 × 98,423.94
  4. Step 4: Simplify right side
    166,383.34x = 22,603,658,928.87
  5. Step 5: Solve for x
    x = 22,603,658,928.87/166,383.34
  6. Step 6: Final answer
    x = 135,852.90

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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.