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Finding the Fourth Proportional to 123,075.68, 184,613.56 and 63,880.88

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Solution

The fourth proportional to 123,075.68, 184,613.56 and 63,880.88 is: 95,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,075.68 : 184,613.56 = 63,880.88 : x
  2. Step 2: Convert to fraction form
    123,075.68/184,613.56 = 63,880.88/x
  3. Step 3: Cross multiply
    123,075.68x = 184,613.56 × 63,880.88
  4. Step 4: Simplify right side
    123,075.68x = 11,793,276,672.73
  5. Step 5: Solve for x
    x = 11,793,276,672.73/123,075.68
  6. Step 6: Final answer
    x = 95,821.34

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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.