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Finding the Fourth Proportional to 16,965.93, 25,427.95 and 12,301.95

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Solution

The fourth proportional to 16,965.93, 25,427.95 and 12,301.95 is: 18,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.93 : 25,427.95 = 12,301.95 : x
  2. Step 2: Convert to fraction form
    16,965.93/25,427.95 = 12,301.95/x
  3. Step 3: Cross multiply
    16,965.93x = 25,427.95 × 12,301.95
  4. Step 4: Simplify right side
    16,965.93x = 312,813,369.50
  5. Step 5: Solve for x
    x = 312,813,369.50/16,965.93
  6. Step 6: Final answer
    x = 18,437.74

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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.