Home / 166,419.78-229,632.75-94,801.20

Finding the Fourth Proportional to 166,419.78, 229,632.75 and 94,801.20

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Solution

The fourth proportional to 166,419.78, 229,632.75 and 94,801.20 is: 130,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,419.78 : 229,632.75 = 94,801.20 : x
  2. Step 2: Convert to fraction form
    166,419.78/229,632.75 = 94,801.20/x
  3. Step 3: Cross multiply
    166,419.78x = 229,632.75 × 94,801.20
  4. Step 4: Simplify right side
    166,419.78x = 21,769,460,259.30
  5. Step 5: Solve for x
    x = 21,769,460,259.30/166,419.78
  6. Step 6: Final answer
    x = 130,810.53

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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.