Home / 166,419.90-229,603.32-94,749.18

Finding the Fourth Proportional to 166,419.90, 229,603.32 and 94,749.18

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Solution

The fourth proportional to 166,419.90, 229,603.32 and 94,749.18 is: 130,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,419.90 : 229,603.32 = 94,749.18 : x
  2. Step 2: Convert to fraction form
    166,419.90/229,603.32 = 94,749.18/x
  3. Step 3: Cross multiply
    166,419.90x = 229,603.32 × 94,749.18
  4. Step 4: Simplify right side
    166,419.90x = 21,754,726,295.28
  5. Step 5: Solve for x
    x = 21,754,726,295.28/166,419.90
  6. Step 6: Final answer
    x = 130,721.90

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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.