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Finding the Fourth Proportional to 10,044, 15,069.65 and 9,234.81

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Solution

The fourth proportional to 10,044, 15,069.65 and 9,234.81 is: 13,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,044 : 15,069.65 = 9,234.81 : x
  2. Step 2: Convert to fraction form
    10,044/15,069.65 = 9,234.81/x
  3. Step 3: Cross multiply
    10,044x = 15,069.65 × 9,234.81
  4. Step 4: Simplify right side
    10,044x = 139,165,308.34
  5. Step 5: Solve for x
    x = 139,165,308.34/10,044
  6. Step 6: Final answer
    x = 13,855.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.