Home / 55,283.76-76,231.30-37,347.62

Finding the Fourth Proportional to 55,283.76, 76,231.30 and 37,347.62

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Solution

The fourth proportional to 55,283.76, 76,231.30 and 37,347.62 is: 51,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,283.76 : 76,231.30 = 37,347.62 : x
  2. Step 2: Convert to fraction form
    55,283.76/76,231.30 = 37,347.62/x
  3. Step 3: Cross multiply
    55,283.76x = 76,231.30 × 37,347.62
  4. Step 4: Simplify right side
    55,283.76x = 2,847,057,721.72
  5. Step 5: Solve for x
    x = 2,847,057,721.72/55,283.76
  6. Step 6: Final answer
    x = 51,498.99

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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.