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Finding the Fourth Proportional to 162,899.70, 244,263.15 and 57,722.10

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Solution

The fourth proportional to 162,899.70, 244,263.15 and 57,722.10 is: 86,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,899.70 : 244,263.15 = 57,722.10 : x
  2. Step 2: Convert to fraction form
    162,899.70/244,263.15 = 57,722.10/x
  3. Step 3: Cross multiply
    162,899.70x = 244,263.15 × 57,722.10
  4. Step 4: Simplify right side
    162,899.70x = 14,099,381,970.62
  5. Step 5: Solve for x
    x = 14,099,381,970.62/162,899.70
  6. Step 6: Final answer
    x = 86,552.53

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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.