Home / 45,936.08-68,873.12-15,942.58

Finding the Fourth Proportional to 45,936.08, 68,873.12 and 15,942.58

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Solution

The fourth proportional to 45,936.08, 68,873.12 and 15,942.58 is: 23,903.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,936.08 : 68,873.12 = 15,942.58 : x
  2. Step 2: Convert to fraction form
    45,936.08/68,873.12 = 15,942.58/x
  3. Step 3: Cross multiply
    45,936.08x = 68,873.12 × 15,942.58
  4. Step 4: Simplify right side
    45,936.08x = 1,098,015,225.45
  5. Step 5: Solve for x
    x = 1,098,015,225.45/45,936.08
  6. Step 6: Final answer
    x = 23,903.11

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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.