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Finding the Fourth Proportional to 176,896.62, 265,453.71 and 70,261.92

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Solution

The fourth proportional to 176,896.62, 265,453.71 and 70,261.92 is: 105,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,896.62 : 265,453.71 = 70,261.92 : x
  2. Step 2: Convert to fraction form
    176,896.62/265,453.71 = 70,261.92/x
  3. Step 3: Cross multiply
    176,896.62x = 265,453.71 × 70,261.92
  4. Step 4: Simplify right side
    176,896.62x = 18,651,287,335.72
  5. Step 5: Solve for x
    x = 18,651,287,335.72/176,896.62
  6. Step 6: Final answer
    x = 105,436.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.