Home / 127,834.56-191,751.75-34,340.31

Finding the Fourth Proportional to 127,834.56, 191,751.75 and 34,340.31

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Solution

The fourth proportional to 127,834.56, 191,751.75 and 34,340.31 is: 51,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,834.56 : 191,751.75 = 34,340.31 : x
  2. Step 2: Convert to fraction form
    127,834.56/191,751.75 = 34,340.31/x
  3. Step 3: Cross multiply
    127,834.56x = 191,751.75 × 34,340.31
  4. Step 4: Simplify right side
    127,834.56x = 6,584,814,538.04
  5. Step 5: Solve for x
    x = 6,584,814,538.04/127,834.56
  6. Step 6: Final answer
    x = 51,510.44

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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.