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Finding the Fourth Proportional to 56,482.88, 84,724.93 and 17,040.34

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Solution

The fourth proportional to 56,482.88, 84,724.93 and 17,040.34 is: 25,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,482.88 : 84,724.93 = 17,040.34 : x
  2. Step 2: Convert to fraction form
    56,482.88/84,724.93 = 17,040.34/x
  3. Step 3: Cross multiply
    56,482.88x = 84,724.93 × 17,040.34
  4. Step 4: Simplify right side
    56,482.88x = 1,443,741,190.05
  5. Step 5: Solve for x
    x = 1,443,741,190.05/56,482.88
  6. Step 6: Final answer
    x = 25,560.69

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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.