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Finding the Fourth Proportional to 32,680.88, 49,020.22 and 9,307.31

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Solution

The fourth proportional to 32,680.88, 49,020.22 and 9,307.31 is: 13,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680.88 : 49,020.22 = 9,307.31 : x
  2. Step 2: Convert to fraction form
    32,680.88/49,020.22 = 9,307.31/x
  3. Step 3: Cross multiply
    32,680.88x = 49,020.22 × 9,307.31
  4. Step 4: Simplify right side
    32,680.88x = 456,246,483.09
  5. Step 5: Solve for x
    x = 456,246,483.09/32,680.88
  6. Step 6: Final answer
    x = 13,960.66

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Similar ratio
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1.5x scale

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.