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Finding the Fourth Proportional to 104,874.66, 157,224.90 and 41,655.78

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Solution

The fourth proportional to 104,874.66, 157,224.90 and 41,655.78 is: 62,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,874.66 : 157,224.90 = 41,655.78 : x
  2. Step 2: Convert to fraction form
    104,874.66/157,224.90 = 41,655.78/x
  3. Step 3: Cross multiply
    104,874.66x = 157,224.90 × 41,655.78
  4. Step 4: Simplify right side
    104,874.66x = 6,549,325,844.92
  5. Step 5: Solve for x
    x = 6,549,325,844.92/104,874.66
  6. Step 6: Final answer
    x = 62,449.08

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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.