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Finding the Fourth Proportional to 60,241.77, 90,355.82 and 15,872.00

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Solution

The fourth proportional to 60,241.77, 90,355.82 and 15,872.00 is: 23,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,241.77 : 90,355.82 = 15,872.00 : x
  2. Step 2: Convert to fraction form
    60,241.77/90,355.82 = 15,872.00/x
  3. Step 3: Cross multiply
    60,241.77x = 90,355.82 × 15,872.00
  4. Step 4: Simplify right side
    60,241.77x = 1,434,127,043.90
  5. Step 5: Solve for x
    x = 1,434,127,043.90/60,241.77
  6. Step 6: Final answer
    x = 23,806.19

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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.