Home / 127,613.30-191,405.36-34,126.34

Finding the Fourth Proportional to 127,613.30, 191,405.36 and 34,126.34

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Solution

The fourth proportional to 127,613.30, 191,405.36 and 34,126.34 is: 51,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,613.30 : 191,405.36 = 34,126.34 : x
  2. Step 2: Convert to fraction form
    127,613.30/191,405.36 = 34,126.34/x
  3. Step 3: Cross multiply
    127,613.30x = 191,405.36 × 34,126.34
  4. Step 4: Simplify right side
    127,613.30x = 6,531,964,393.18
  5. Step 5: Solve for x
    x = 6,531,964,393.18/127,613.30
  6. Step 6: Final answer
    x = 51,185.61

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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.