Home / 62,478.75-93,711.24-15,731.64

Finding the Fourth Proportional to 62,478.75, 93,711.24 and 15,731.64

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Solution

The fourth proportional to 62,478.75, 93,711.24 and 15,731.64 is: 23,595.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,478.75 : 93,711.24 = 15,731.64 : x
  2. Step 2: Convert to fraction form
    62,478.75/93,711.24 = 15,731.64/x
  3. Step 3: Cross multiply
    62,478.75x = 93,711.24 × 15,731.64
  4. Step 4: Simplify right side
    62,478.75x = 1,474,231,491.63
  5. Step 5: Solve for x
    x = 1,474,231,491.63/62,478.75
  6. Step 6: Final answer
    x = 23,595.73

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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.