Home / 42,660.62-58,866.99-30,063.50

Finding the Fourth Proportional to 42,660.62, 58,866.99 and 30,063.50

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Solution

The fourth proportional to 42,660.62, 58,866.99 and 30,063.50 is: 41,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,660.62 : 58,866.99 = 30,063.50 : x
  2. Step 2: Convert to fraction form
    42,660.62/58,866.99 = 30,063.50/x
  3. Step 3: Cross multiply
    42,660.62x = 58,866.99 × 30,063.50
  4. Step 4: Simplify right side
    42,660.62x = 1,769,747,753.87
  5. Step 5: Solve for x
    x = 1,769,747,753.87/42,660.62
  6. Step 6: Final answer
    x = 41,484.34

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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.