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Finding the Fourth Proportional to 169,279.76, 253,935.01 and 44,620.76

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Solution

The fourth proportional to 169,279.76, 253,935.01 and 44,620.76 is: 66,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,279.76 : 253,935.01 = 44,620.76 : x
  2. Step 2: Convert to fraction form
    169,279.76/253,935.01 = 44,620.76/x
  3. Step 3: Cross multiply
    169,279.76x = 253,935.01 × 44,620.76
  4. Step 4: Simplify right side
    169,279.76x = 11,330,773,136.81
  5. Step 5: Solve for x
    x = 11,330,773,136.81/169,279.76
  6. Step 6: Final answer
    x = 66,935.19

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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.