Home / 68,154.04-102,198.72-23,775.40

Finding the Fourth Proportional to 68,154.04, 102,198.72 and 23,775.40

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Solution

The fourth proportional to 68,154.04, 102,198.72 and 23,775.40 is: 35,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,154.04 : 102,198.72 = 23,775.40 : x
  2. Step 2: Convert to fraction form
    68,154.04/102,198.72 = 23,775.40/x
  3. Step 3: Cross multiply
    68,154.04x = 102,198.72 × 23,775.40
  4. Step 4: Simplify right side
    68,154.04x = 2,429,815,447.49
  5. Step 5: Solve for x
    x = 2,429,815,447.49/68,154.04
  6. Step 6: Final answer
    x = 35,651.82

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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.