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Finding the Fourth Proportional to 66,714.48, 92,065.82 and 36,499.73

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Solution

The fourth proportional to 66,714.48, 92,065.82 and 36,499.73 is: 50,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,714.48 : 92,065.82 = 36,499.73 : x
  2. Step 2: Convert to fraction form
    66,714.48/92,065.82 = 36,499.73/x
  3. Step 3: Cross multiply
    66,714.48x = 92,065.82 × 36,499.73
  4. Step 4: Simplify right side
    66,714.48x = 3,360,376,929.40
  5. Step 5: Solve for x
    x = 3,360,376,929.40/66,714.48
  6. Step 6: Final answer
    x = 50,369.53

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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.