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Finding the Fourth Proportional to 176,135.70, 264,200.48 and 70,951.98

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Solution

The fourth proportional to 176,135.70, 264,200.48 and 70,951.98 is: 106,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,135.70 : 264,200.48 = 70,951.98 : x
  2. Step 2: Convert to fraction form
    176,135.70/264,200.48 = 70,951.98/x
  3. Step 3: Cross multiply
    176,135.70x = 264,200.48 × 70,951.98
  4. Step 4: Simplify right side
    176,135.70x = 18,745,547,172.95
  5. Step 5: Solve for x
    x = 18,745,547,172.95/176,135.70
  6. Step 6: Final answer
    x = 106,426.73

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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.