Home / 45,936.10-68,904.15-40,104.10

Finding the Fourth Proportional to 45,936.10, 68,904.15 and 40,104.10

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Solution

The fourth proportional to 45,936.10, 68,904.15 and 40,104.10 is: 60,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,936.10 : 68,904.15 = 40,104.10 : x
  2. Step 2: Convert to fraction form
    45,936.10/68,904.15 = 40,104.10/x
  3. Step 3: Cross multiply
    45,936.10x = 68,904.15 × 40,104.10
  4. Step 4: Simplify right side
    45,936.10x = 2,763,338,922.02
  5. Step 5: Solve for x
    x = 2,763,338,922.02/45,936.10
  6. Step 6: Final answer
    x = 60,156.15

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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.