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Finding the Fourth Proportional to 81,241.00, 112,110.47 and 44,941.50

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Solution

The fourth proportional to 81,241.00, 112,110.47 and 44,941.50 is: 62,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,241.00 : 112,110.47 = 44,941.50 : x
  2. Step 2: Convert to fraction form
    81,241.00/112,110.47 = 44,941.50/x
  3. Step 3: Cross multiply
    81,241.00x = 112,110.47 × 44,941.50
  4. Step 4: Simplify right side
    81,241.00x = 5,038,412,884.12
  5. Step 5: Solve for x
    x = 5,038,412,884.12/81,241.00
  6. Step 6: Final answer
    x = 62,018.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.