Home / 166,032.96-229,174.56-115,748.16

Finding the Fourth Proportional to 166,032.96, 229,174.56 and 115,748.16

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Solution

The fourth proportional to 166,032.96, 229,174.56 and 115,748.16 is: 159,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,032.96 : 229,174.56 = 115,748.16 : x
  2. Step 2: Convert to fraction form
    166,032.96/229,174.56 = 115,748.16/x
  3. Step 3: Cross multiply
    166,032.96x = 229,174.56 × 115,748.16
  4. Step 4: Simplify right side
    166,032.96x = 26,526,533,638.81
  5. Step 5: Solve for x
    x = 26,526,533,638.81/166,032.96
  6. Step 6: Final answer
    x = 159,766.67

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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.