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Finding the Fourth Proportional to 17,970.90, 24,800.84 and 10,803.03

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Solution

The fourth proportional to 17,970.90, 24,800.84 and 10,803.03 is: 14,908.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.90 : 24,800.84 = 10,803.03 : x
  2. Step 2: Convert to fraction form
    17,970.90/24,800.84 = 10,803.03/x
  3. Step 3: Cross multiply
    17,970.90x = 24,800.84 × 10,803.03
  4. Step 4: Simplify right side
    17,970.90x = 267,924,218.55
  5. Step 5: Solve for x
    x = 267,924,218.55/17,970.90
  6. Step 6: Final answer
    x = 14,908.78

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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.