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Finding the Fourth Proportional to 12,460.10, 17,194.93 and 6,871.10

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Solution

The fourth proportional to 12,460.10, 17,194.93 and 6,871.10 is: 9,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.10 : 17,194.93 = 6,871.10 : x
  2. Step 2: Convert to fraction form
    12,460.10/17,194.93 = 6,871.10/x
  3. Step 3: Cross multiply
    12,460.10x = 17,194.93 × 6,871.10
  4. Step 4: Simplify right side
    12,460.10x = 118,147,997.55
  5. Step 5: Solve for x
    x = 118,147,997.55/12,460.10
  6. Step 6: Final answer
    x = 9,482.11

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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.