Home / 127,266.37-175,617.34-73,554.86

Finding the Fourth Proportional to 127,266.37, 175,617.34 and 73,554.86

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Solution

The fourth proportional to 127,266.37, 175,617.34 and 73,554.86 is: 101,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,266.37 : 175,617.34 = 73,554.86 : x
  2. Step 2: Convert to fraction form
    127,266.37/175,617.34 = 73,554.86/x
  3. Step 3: Cross multiply
    127,266.37x = 175,617.34 × 73,554.86
  4. Step 4: Simplify right side
    127,266.37x = 12,917,508,857.27
  5. Step 5: Solve for x
    x = 12,917,508,857.27/127,266.37
  6. Step 6: Final answer
    x = 101,499.78

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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.