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Finding the Fourth Proportional to 66,950.89, 92,390.59 and 37,482.27

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Solution

The fourth proportional to 66,950.89, 92,390.59 and 37,482.27 is: 51,724.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,950.89 : 92,390.59 = 37,482.27 : x
  2. Step 2: Convert to fraction form
    66,950.89/92,390.59 = 37,482.27/x
  3. Step 3: Cross multiply
    66,950.89x = 92,390.59 × 37,482.27
  4. Step 4: Simplify right side
    66,950.89x = 3,463,008,390.48
  5. Step 5: Solve for x
    x = 3,463,008,390.48/66,950.89
  6. Step 6: Final answer
    x = 51,724.61

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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.