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Finding the Fourth Proportional to 123,673.24, 185,524.64 and 43,694.64

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Solution

The fourth proportional to 123,673.24, 185,524.64 and 43,694.64 is: 65,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,673.24 : 185,524.64 = 43,694.64 : x
  2. Step 2: Convert to fraction form
    123,673.24/185,524.64 = 43,694.64/x
  3. Step 3: Cross multiply
    123,673.24x = 185,524.64 × 43,694.64
  4. Step 4: Simplify right side
    123,673.24x = 8,106,432,355.93
  5. Step 5: Solve for x
    x = 8,106,432,355.93/123,673.24
  6. Step 6: Final answer
    x = 65,547.18

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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.