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Finding the Fourth Proportional to 66,954.65, 92,401.62 and 36,740.06

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Solution

The fourth proportional to 66,954.65, 92,401.62 and 36,740.06 is: 50,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954.65 : 92,401.62 = 36,740.06 : x
  2. Step 2: Convert to fraction form
    66,954.65/92,401.62 = 36,740.06/x
  3. Step 3: Cross multiply
    66,954.65x = 92,401.62 × 36,740.06
  4. Step 4: Simplify right side
    66,954.65x = 3,394,840,653.07
  5. Step 5: Solve for x
    x = 3,394,840,653.07/66,954.65
  6. Step 6: Final answer
    x = 50,703.58

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1.5x scale

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.