Home / 66,714.08-92,076.72-38,414.56

Finding the Fourth Proportional to 66,714.08, 92,076.72 and 38,414.56

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Solution

The fourth proportional to 66,714.08, 92,076.72 and 38,414.56 is: 53,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,714.08 : 92,076.72 = 38,414.56 : x
  2. Step 2: Convert to fraction form
    66,714.08/92,076.72 = 38,414.56/x
  3. Step 3: Cross multiply
    66,714.08x = 92,076.72 × 38,414.56
  4. Step 4: Simplify right side
    66,714.08x = 3,537,086,685.04
  5. Step 5: Solve for x
    x = 3,537,086,685.04/66,714.08
  6. Step 6: Final answer
    x = 53,018.59

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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.