Home / 12,470.08-17,208.48-6,880.96

Finding the Fourth Proportional to 12,470.08, 17,208.48 and 6,880.96

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Solution

The fourth proportional to 12,470.08, 17,208.48 and 6,880.96 is: 9,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470.08 : 17,208.48 = 6,880.96 : x
  2. Step 2: Convert to fraction form
    12,470.08/17,208.48 = 6,880.96/x
  3. Step 3: Cross multiply
    12,470.08x = 17,208.48 × 6,880.96
  4. Step 4: Simplify right side
    12,470.08x = 118,410,862.54
  5. Step 5: Solve for x
    x = 118,410,862.54/12,470.08
  6. Step 6: Final answer
    x = 9,495.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.