Home / 45,161.64-67,717.58-15,555.06

Finding the Fourth Proportional to 45,161.64, 67,717.58 and 15,555.06

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Solution

The fourth proportional to 45,161.64, 67,717.58 and 15,555.06 is: 23,324.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,161.64 : 67,717.58 = 15,555.06 : x
  2. Step 2: Convert to fraction form
    45,161.64/67,717.58 = 15,555.06/x
  3. Step 3: Cross multiply
    45,161.64x = 67,717.58 × 15,555.06
  4. Step 4: Simplify right side
    45,161.64x = 1,053,350,942.18
  5. Step 5: Solve for x
    x = 1,053,350,942.18/45,161.64
  6. Step 6: Final answer
    x = 23,324.02

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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.