Home / 68,156.64-102,121.56-23,758.92

Finding the Fourth Proportional to 68,156.64, 102,121.56 and 23,758.92

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Solution

The fourth proportional to 68,156.64, 102,121.56 and 23,758.92 is: 35,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,156.64 : 102,121.56 = 23,758.92 : x
  2. Step 2: Convert to fraction form
    68,156.64/102,121.56 = 23,758.92/x
  3. Step 3: Cross multiply
    68,156.64x = 102,121.56 × 23,758.92
  4. Step 4: Simplify right side
    68,156.64x = 2,426,297,974.32
  5. Step 5: Solve for x
    x = 2,426,297,974.32/68,156.64
  6. Step 6: Final answer
    x = 35,598.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.