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Finding the Fourth Proportional to 162,793.30, 244,273.22 and 77,500.54

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Solution

The fourth proportional to 162,793.30, 244,273.22 and 77,500.54 is: 116,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,793.30 : 244,273.22 = 77,500.54 : x
  2. Step 2: Convert to fraction form
    162,793.30/244,273.22 = 77,500.54/x
  3. Step 3: Cross multiply
    162,793.30x = 244,273.22 × 77,500.54
  4. Step 4: Simplify right side
    162,793.30x = 18,931,306,457.54
  5. Step 5: Solve for x
    x = 18,931,306,457.54/162,793.30
  6. Step 6: Final answer
    x = 116,290.45

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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.