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Finding the Fourth Proportional to 162,954.10, 244,455.45 and 57,764.80

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Solution

The fourth proportional to 162,954.10, 244,455.45 and 57,764.80 is: 86,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,954.10 : 244,455.45 = 57,764.80 : x
  2. Step 2: Convert to fraction form
    162,954.10/244,455.45 = 57,764.80/x
  3. Step 3: Cross multiply
    162,954.10x = 244,455.45 × 57,764.80
  4. Step 4: Simplify right side
    162,954.10x = 14,120,920,178.16
  5. Step 5: Solve for x
    x = 14,120,920,178.16/162,954.10
  6. Step 6: Final answer
    x = 86,655.81

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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.