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Finding the Fourth Proportional to 62,425.40, 93,443.70 and 36,051.80

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Solution

The fourth proportional to 62,425.40, 93,443.70 and 36,051.80 is: 53,965.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,425.40 : 93,443.70 = 36,051.80 : x
  2. Step 2: Convert to fraction form
    62,425.40/93,443.70 = 36,051.80/x
  3. Step 3: Cross multiply
    62,425.40x = 93,443.70 × 36,051.80
  4. Step 4: Simplify right side
    62,425.40x = 3,368,813,583.66
  5. Step 5: Solve for x
    x = 3,368,813,583.66/62,425.40
  6. Step 6: Final answer
    x = 53,965.43

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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.