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Finding the Fourth Proportional to 65,766.78, 98,606.82 and 23,625.72

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Solution

The fourth proportional to 65,766.78, 98,606.82 and 23,625.72 is: 35,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,766.78 : 98,606.82 = 23,625.72 : x
  2. Step 2: Convert to fraction form
    65,766.78/98,606.82 = 23,625.72/x
  3. Step 3: Cross multiply
    65,766.78x = 98,606.82 × 23,625.72
  4. Step 4: Simplify right side
    65,766.78x = 2,329,657,119.41
  5. Step 5: Solve for x
    x = 2,329,657,119.41/65,766.78
  6. Step 6: Final answer
    x = 35,423.01

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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.