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Finding the Fourth Proportional to 162,412.83, 243,619.11 and 44,101.53

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Solution

The fourth proportional to 162,412.83, 243,619.11 and 44,101.53 is: 66,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,412.83 : 243,619.11 = 44,101.53 : x
  2. Step 2: Convert to fraction form
    162,412.83/243,619.11 = 44,101.53/x
  3. Step 3: Cross multiply
    162,412.83x = 243,619.11 × 44,101.53
  4. Step 4: Simplify right side
    162,412.83x = 10,743,975,488.24
  5. Step 5: Solve for x
    x = 10,743,975,488.24/162,412.83
  6. Step 6: Final answer
    x = 66,152.26

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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.