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Finding the Fourth Proportional to 18,023.69, 24,869.08 and 10,064.69

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Solution

The fourth proportional to 18,023.69, 24,869.08 and 10,064.69 is: 13,887.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.69 : 24,869.08 = 10,064.69 : x
  2. Step 2: Convert to fraction form
    18,023.69/24,869.08 = 10,064.69/x
  3. Step 3: Cross multiply
    18,023.69x = 24,869.08 × 10,064.69
  4. Step 4: Simplify right side
    18,023.69x = 250,299,580.79
  5. Step 5: Solve for x
    x = 250,299,580.79/18,023.69
  6. Step 6: Final answer
    x = 13,887.26

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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.