Home / 283,723.63-425,569.04-103,930.36

Finding the Fourth Proportional to 283,723.63, 425,569.04 and 103,930.36

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Solution

The fourth proportional to 283,723.63, 425,569.04 and 103,930.36 is: 155,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,723.63 : 425,569.04 = 103,930.36 : x
  2. Step 2: Convert to fraction form
    283,723.63/425,569.04 = 103,930.36/x
  3. Step 3: Cross multiply
    283,723.63x = 425,569.04 × 103,930.36
  4. Step 4: Simplify right side
    283,723.63x = 44,229,543,532.05
  5. Step 5: Solve for x
    x = 44,229,543,532.05/283,723.63
  6. Step 6: Final answer
    x = 155,889.53

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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.