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Finding the Fourth Proportional to 176,000.70, 263,482.65 and 165,747.90

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Solution

The fourth proportional to 176,000.70, 263,482.65 and 165,747.90 is: 248,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,000.70 : 263,482.65 = 165,747.90 : x
  2. Step 2: Convert to fraction form
    176,000.70/263,482.65 = 165,747.90/x
  3. Step 3: Cross multiply
    176,000.70x = 263,482.65 × 165,747.90
  4. Step 4: Simplify right side
    176,000.70x = 43,671,695,923.94
  5. Step 5: Solve for x
    x = 43,671,695,923.94/176,000.70
  6. Step 6: Final answer
    x = 248,133.65

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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.