Home / 166,339.20-229,575.96-94,709.28

Finding the Fourth Proportional to 166,339.20, 229,575.96 and 94,709.28

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Solution

The fourth proportional to 166,339.20, 229,575.96 and 94,709.28 is: 130,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,339.20 : 229,575.96 = 94,709.28 : x
  2. Step 2: Convert to fraction form
    166,339.20/229,575.96 = 94,709.28/x
  3. Step 3: Cross multiply
    166,339.20x = 229,575.96 × 94,709.28
  4. Step 4: Simplify right side
    166,339.20x = 21,742,973,876.91
  5. Step 5: Solve for x
    x = 21,742,973,876.91/166,339.20
  6. Step 6: Final answer
    x = 130,714.67

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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.