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Finding the Fourth Proportional to 15,608, 23,387.04 and 9,364.16

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Solution

The fourth proportional to 15,608, 23,387.04 and 9,364.16 is: 14,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608 : 23,387.04 = 9,364.16 : x
  2. Step 2: Convert to fraction form
    15,608/23,387.04 = 9,364.16/x
  3. Step 3: Cross multiply
    15,608x = 23,387.04 × 9,364.16
  4. Step 4: Simplify right side
    15,608x = 218,999,984.49
  5. Step 5: Solve for x
    x = 218,999,984.49/15,608
  6. Step 6: Final answer
    x = 14,031.27

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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.