Home / 49,764.60-74,491.38-37,999.80

Finding the Fourth Proportional to 49,764.60, 74,491.38 and 37,999.80

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Solution

The fourth proportional to 49,764.60, 74,491.38 and 37,999.80 is: 56,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,764.60 : 74,491.38 = 37,999.80 : x
  2. Step 2: Convert to fraction form
    49,764.60/74,491.38 = 37,999.80/x
  3. Step 3: Cross multiply
    49,764.60x = 74,491.38 × 37,999.80
  4. Step 4: Simplify right side
    49,764.60x = 2,830,657,541.72
  5. Step 5: Solve for x
    x = 2,830,657,541.72/49,764.60
  6. Step 6: Final answer
    x = 56,880.95

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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.