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Finding the Fourth Proportional to 18,009.50, 24,853.18 and 10,052.06

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Solution

The fourth proportional to 18,009.50, 24,853.18 and 10,052.06 is: 13,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009.50 : 24,853.18 = 10,052.06 : x
  2. Step 2: Convert to fraction form
    18,009.50/24,853.18 = 10,052.06/x
  3. Step 3: Cross multiply
    18,009.50x = 24,853.18 × 10,052.06
  4. Step 4: Simplify right side
    18,009.50x = 249,825,656.55
  5. Step 5: Solve for x
    x = 249,825,656.55/18,009.50
  6. Step 6: Final answer
    x = 13,871.88

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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.