Home / 49,785.42-68,703.35-28,568.01

Finding the Fourth Proportional to 49,785.42, 68,703.35 and 28,568.01

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Solution

The fourth proportional to 49,785.42, 68,703.35 and 28,568.01 is: 39,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,785.42 : 68,703.35 = 28,568.01 : x
  2. Step 2: Convert to fraction form
    49,785.42/68,703.35 = 28,568.01/x
  3. Step 3: Cross multiply
    49,785.42x = 68,703.35 × 28,568.01
  4. Step 4: Simplify right side
    49,785.42x = 1,962,717,846.99
  5. Step 5: Solve for x
    x = 1,962,717,846.99/49,785.42
  6. Step 6: Final answer
    x = 39,423.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.