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Finding the Fourth Proportional to 18,000.86, 24,841.14 and 10,043.01

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Solution

The fourth proportional to 18,000.86, 24,841.14 and 10,043.01 is: 13,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.86 : 24,841.14 = 10,043.01 : x
  2. Step 2: Convert to fraction form
    18,000.86/24,841.14 = 10,043.01/x
  3. Step 3: Cross multiply
    18,000.86x = 24,841.14 × 10,043.01
  4. Step 4: Simplify right side
    18,000.86x = 249,479,817.43
  5. Step 5: Solve for x
    x = 249,479,817.43/18,000.86
  6. Step 6: Final answer
    x = 13,859.33

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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.