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Finding the Fourth Proportional to 123,354.66, 185,032.47 and 29,860.26

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Solution

The fourth proportional to 123,354.66, 185,032.47 and 29,860.26 is: 44,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,354.66 : 185,032.47 = 29,860.26 : x
  2. Step 2: Convert to fraction form
    123,354.66/185,032.47 = 29,860.26/x
  3. Step 3: Cross multiply
    123,354.66x = 185,032.47 × 29,860.26
  4. Step 4: Simplify right side
    123,354.66x = 5,525,117,662.64
  5. Step 5: Solve for x
    x = 5,525,117,662.64/123,354.66
  6. Step 6: Final answer
    x = 44,790.51

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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.