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Finding the Fourth Proportional to 40,468.98, 60,730.74 and 14,173.95

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Solution

The fourth proportional to 40,468.98, 60,730.74 and 14,173.95 is: 21,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,468.98 : 60,730.74 = 14,173.95 : x
  2. Step 2: Convert to fraction form
    40,468.98/60,730.74 = 14,173.95/x
  3. Step 3: Cross multiply
    40,468.98x = 60,730.74 × 14,173.95
  4. Step 4: Simplify right side
    40,468.98x = 860,794,472.22
  5. Step 5: Solve for x
    x = 860,794,472.22/40,468.98
  6. Step 6: Final answer
    x = 21,270.48

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1.5x scale

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.