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Finding the Fourth Proportional to 176,136.70, 264,201.98 and 70,952.98

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Solution

The fourth proportional to 176,136.70, 264,201.98 and 70,952.98 is: 106,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,136.70 : 264,201.98 = 70,952.98 : x
  2. Step 2: Convert to fraction form
    176,136.70/264,201.98 = 70,952.98/x
  3. Step 3: Cross multiply
    176,136.70x = 264,201.98 × 70,952.98
  4. Step 4: Simplify right side
    176,136.70x = 18,745,917,802.90
  5. Step 5: Solve for x
    x = 18,745,917,802.90/176,136.70
  6. Step 6: Final answer
    x = 106,428.23

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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.