Home / 56,020.98-77,283.78-37,865.88

Finding the Fourth Proportional to 56,020.98, 77,283.78 and 37,865.88

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Solution

The fourth proportional to 56,020.98, 77,283.78 and 37,865.88 is: 52,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,020.98 : 77,283.78 = 37,865.88 : x
  2. Step 2: Convert to fraction form
    56,020.98/77,283.78 = 37,865.88/x
  3. Step 3: Cross multiply
    56,020.98x = 77,283.78 × 37,865.88
  4. Step 4: Simplify right side
    56,020.98x = 2,926,418,339.43
  5. Step 5: Solve for x
    x = 2,926,418,339.43/56,020.98
  6. Step 6: Final answer
    x = 52,237.90

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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.