Home / 69,771.10-96,283.02-37,939.72

Finding the Fourth Proportional to 69,771.10, 96,283.02 and 37,939.72

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Solution

The fourth proportional to 69,771.10, 96,283.02 and 37,939.72 is: 52,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771.10 : 96,283.02 = 37,939.72 : x
  2. Step 2: Convert to fraction form
    69,771.10/96,283.02 = 37,939.72/x
  3. Step 3: Cross multiply
    69,771.10x = 96,283.02 × 37,939.72
  4. Step 4: Simplify right side
    69,771.10x = 3,652,950,819.55
  5. Step 5: Solve for x
    x = 3,652,950,819.55/69,771.10
  6. Step 6: Final answer
    x = 52,356.22

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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.