Home / 166,421.28-229,634.82-94,802.70

Finding the Fourth Proportional to 166,421.28, 229,634.82 and 94,802.70

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Solution

The fourth proportional to 166,421.28, 229,634.82 and 94,802.70 is: 130,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,421.28 : 229,634.82 = 94,802.70 : x
  2. Step 2: Convert to fraction form
    166,421.28/229,634.82 = 94,802.70/x
  3. Step 3: Cross multiply
    166,421.28x = 229,634.82 × 94,802.70
  4. Step 4: Simplify right side
    166,421.28x = 21,770,000,950.01
  5. Step 5: Solve for x
    x = 21,770,000,950.01/166,421.28
  6. Step 6: Final answer
    x = 130,812.60

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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.