Home / 166,078.76-229,166.01-94,445.19

Finding the Fourth Proportional to 166,078.76, 229,166.01 and 94,445.19

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Solution

The fourth proportional to 166,078.76, 229,166.01 and 94,445.19 is: 130,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,078.76 : 229,166.01 = 94,445.19 : x
  2. Step 2: Convert to fraction form
    166,078.76/229,166.01 = 94,445.19/x
  3. Step 3: Cross multiply
    166,078.76x = 229,166.01 × 94,445.19
  4. Step 4: Simplify right side
    166,078.76x = 21,643,627,355.99
  5. Step 5: Solve for x
    x = 21,643,627,355.99/166,078.76
  6. Step 6: Final answer
    x = 130,321.47

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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.