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Finding the Fourth Proportional to 12,360.62, 17,041.14 and 10,228.30

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Solution

The fourth proportional to 12,360.62, 17,041.14 and 10,228.30 is: 14,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.62 : 17,041.14 = 10,228.30 : x
  2. Step 2: Convert to fraction form
    12,360.62/17,041.14 = 10,228.30/x
  3. Step 3: Cross multiply
    12,360.62x = 17,041.14 × 10,228.30
  4. Step 4: Simplify right side
    12,360.62x = 174,301,849.66
  5. Step 5: Solve for x
    x = 174,301,849.66/12,360.62
  6. Step 6: Final answer
    x = 14,101.38

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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.