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Finding the Fourth Proportional to 17,959.95, 24,777.92 and 10,883.79

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Solution

The fourth proportional to 17,959.95, 24,777.92 and 10,883.79 is: 15,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.95 : 24,777.92 = 10,883.79 : x
  2. Step 2: Convert to fraction form
    17,959.95/24,777.92 = 10,883.79/x
  3. Step 3: Cross multiply
    17,959.95x = 24,777.92 × 10,883.79
  4. Step 4: Simplify right side
    17,959.95x = 269,677,623.50
  5. Step 5: Solve for x
    x = 269,677,623.50/17,959.95
  6. Step 6: Final answer
    x = 15,015.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.