Home / 47,717.82-71,552.43-18,113.13

Finding the Fourth Proportional to 47,717.82, 71,552.43 and 18,113.13

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Solution

The fourth proportional to 47,717.82, 71,552.43 and 18,113.13 is: 27,160.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,717.82 : 71,552.43 = 18,113.13 : x
  2. Step 2: Convert to fraction form
    47,717.82/71,552.43 = 18,113.13/x
  3. Step 3: Cross multiply
    47,717.82x = 71,552.43 × 18,113.13
  4. Step 4: Simplify right side
    47,717.82x = 1,296,038,466.41
  5. Step 5: Solve for x
    x = 1,296,038,466.41/47,717.82
  6. Step 6: Final answer
    x = 27,160.47

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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.