Home / 127,583.46-191,375.71-51,683.44

Finding the Fourth Proportional to 127,583.46, 191,375.71 and 51,683.44

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Solution

The fourth proportional to 127,583.46, 191,375.71 and 51,683.44 is: 77,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,583.46 : 191,375.71 = 51,683.44 : x
  2. Step 2: Convert to fraction form
    127,583.46/191,375.71 = 51,683.44/x
  3. Step 3: Cross multiply
    127,583.46x = 191,375.71 × 51,683.44
  4. Step 4: Simplify right side
    127,583.46x = 9,890,953,809.95
  5. Step 5: Solve for x
    x = 9,890,953,809.95/127,583.46
  6. Step 6: Final answer
    x = 77,525.36

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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.