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Finding the Fourth Proportional to 176,606.29, 244,358.45 and 153,992.40

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Solution

The fourth proportional to 176,606.29, 244,358.45 and 153,992.40 is: 213,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,606.29 : 244,358.45 = 153,992.40 : x
  2. Step 2: Convert to fraction form
    176,606.29/244,358.45 = 153,992.40/x
  3. Step 3: Cross multiply
    176,606.29x = 244,358.45 × 153,992.40
  4. Step 4: Simplify right side
    176,606.29x = 37,629,344,175.78
  5. Step 5: Solve for x
    x = 37,629,344,175.78/176,606.29
  6. Step 6: Final answer
    x = 213,069.11

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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.