Home / 45,436.74-68,150.25-15,855.14

Finding the Fourth Proportional to 45,436.74, 68,150.25 and 15,855.14

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Solution

The fourth proportional to 45,436.74, 68,150.25 and 15,855.14 is: 23,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.74 : 68,150.25 = 15,855.14 : x
  2. Step 2: Convert to fraction form
    45,436.74/68,150.25 = 15,855.14/x
  3. Step 3: Cross multiply
    45,436.74x = 68,150.25 × 15,855.14
  4. Step 4: Simplify right side
    45,436.74x = 1,080,531,414.03
  5. Step 5: Solve for x
    x = 1,080,531,414.03/45,436.74
  6. Step 6: Final answer
    x = 23,781.01

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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.