Home / 66,774.19-92,144.87-36,553.72

Finding the Fourth Proportional to 66,774.19, 92,144.87 and 36,553.72

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Solution

The fourth proportional to 66,774.19, 92,144.87 and 36,553.72 is: 50,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,774.19 : 92,144.87 = 36,553.72 : x
  2. Step 2: Convert to fraction form
    66,774.19/92,144.87 = 36,553.72/x
  3. Step 3: Cross multiply
    66,774.19x = 92,144.87 × 36,553.72
  4. Step 4: Simplify right side
    66,774.19x = 3,368,237,638.44
  5. Step 5: Solve for x
    x = 3,368,237,638.44/66,774.19
  6. Step 6: Final answer
    x = 50,442.21

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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.