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Finding the Fourth Proportional to 45,302.87, 62,515.87 and 25,161.03

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Solution

The fourth proportional to 45,302.87, 62,515.87 and 25,161.03 is: 34,721.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,302.87 : 62,515.87 = 25,161.03 : x
  2. Step 2: Convert to fraction form
    45,302.87/62,515.87 = 25,161.03/x
  3. Step 3: Cross multiply
    45,302.87x = 62,515.87 × 25,161.03
  4. Step 4: Simplify right side
    45,302.87x = 1,572,963,680.55
  5. Step 5: Solve for x
    x = 1,572,963,680.55/45,302.87
  6. Step 6: Final answer
    x = 34,721.06

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Why These Related Problems?

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