Home / 71,923.73-107,916.74-38,604.89

Finding the Fourth Proportional to 71,923.73, 107,916.74 and 38,604.89

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Solution

The fourth proportional to 71,923.73, 107,916.74 and 38,604.89 is: 57,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,923.73 : 107,916.74 = 38,604.89 : x
  2. Step 2: Convert to fraction form
    71,923.73/107,916.74 = 38,604.89/x
  3. Step 3: Cross multiply
    71,923.73x = 107,916.74 × 38,604.89
  4. Step 4: Simplify right side
    71,923.73x = 4,166,113,144.25
  5. Step 5: Solve for x
    x = 4,166,113,144.25/71,923.73
  6. Step 6: Final answer
    x = 57,924.05

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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.