Home / 127,267.44-175,817.70-83,762.58

Finding the Fourth Proportional to 127,267.44, 175,817.70 and 83,762.58

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Solution

The fourth proportional to 127,267.44, 175,817.70 and 83,762.58 is: 115,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,267.44 : 175,817.70 = 83,762.58 : x
  2. Step 2: Convert to fraction form
    127,267.44/175,817.70 = 83,762.58/x
  3. Step 3: Cross multiply
    127,267.44x = 175,817.70 × 83,762.58
  4. Step 4: Simplify right side
    127,267.44x = 14,726,944,161.67
  5. Step 5: Solve for x
    x = 14,726,944,161.67/127,267.44
  6. Step 6: Final answer
    x = 115,716.51

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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.