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Finding the Fourth Proportional to 15,662.65, 23,505.65 and 6,302.74

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Solution

The fourth proportional to 15,662.65, 23,505.65 and 6,302.74 is: 9,458.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662.65 : 23,505.65 = 6,302.74 : x
  2. Step 2: Convert to fraction form
    15,662.65/23,505.65 = 6,302.74/x
  3. Step 3: Cross multiply
    15,662.65x = 23,505.65 × 6,302.74
  4. Step 4: Simplify right side
    15,662.65x = 148,149,968.97
  5. Step 5: Solve for x
    x = 148,149,968.97/15,662.65
  6. Step 6: Final answer
    x = 9,458.81

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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.