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Finding the Fourth Proportional to 62,758.34, 93,583.90 and 54,049.22

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Solution

The fourth proportional to 62,758.34, 93,583.90 and 54,049.22 is: 80,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,758.34 : 93,583.90 = 54,049.22 : x
  2. Step 2: Convert to fraction form
    62,758.34/93,583.90 = 54,049.22/x
  3. Step 3: Cross multiply
    62,758.34x = 93,583.90 × 54,049.22
  4. Step 4: Simplify right side
    62,758.34x = 5,058,136,799.56
  5. Step 5: Solve for x
    x = 5,058,136,799.56/62,758.34
  6. Step 6: Final answer
    x = 80,597.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.