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Finding the Fourth Proportional to 11,803.16, 17,701.14 and 9,954.92

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Solution

The fourth proportional to 11,803.16, 17,701.14 and 9,954.92 is: 14,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.16 : 17,701.14 = 9,954.92 : x
  2. Step 2: Convert to fraction form
    11,803.16/17,701.14 = 9,954.92/x
  3. Step 3: Cross multiply
    11,803.16x = 17,701.14 × 9,954.92
  4. Step 4: Simplify right side
    11,803.16x = 176,213,432.61
  5. Step 5: Solve for x
    x = 176,213,432.61/11,803.16
  6. Step 6: Final answer
    x = 14,929.34

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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.