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Finding the Fourth Proportional to 18,000.60, 24,840.35 and 10,042.62

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Solution

The fourth proportional to 18,000.60, 24,840.35 and 10,042.62 is: 13,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.60 : 24,840.35 = 10,042.62 : x
  2. Step 2: Convert to fraction form
    18,000.60/24,840.35 = 10,042.62/x
  3. Step 3: Cross multiply
    18,000.60x = 24,840.35 × 10,042.62
  4. Step 4: Simplify right side
    18,000.60x = 249,462,195.72
  5. Step 5: Solve for x
    x = 249,462,195.72/18,000.60
  6. Step 6: Final answer
    x = 13,858.55

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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.