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Finding the Fourth Proportional to 176,453.70, 264,680.55 and 156,624.90

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Solution

The fourth proportional to 176,453.70, 264,680.55 and 156,624.90 is: 234,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,453.70 : 264,680.55 = 156,624.90 : x
  2. Step 2: Convert to fraction form
    176,453.70/264,680.55 = 156,624.90/x
  3. Step 3: Cross multiply
    176,453.70x = 264,680.55 × 156,624.90
  4. Step 4: Simplify right side
    176,453.70x = 41,455,564,675.70
  5. Step 5: Solve for x
    x = 41,455,564,675.70/176,453.70
  6. Step 6: Final answer
    x = 234,937.35

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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.