Home / 127,277.31-190,759.23-52,350.69

Finding the Fourth Proportional to 127,277.31, 190,759.23 and 52,350.69

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Solution

The fourth proportional to 127,277.31, 190,759.23 and 52,350.69 is: 78,461.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,277.31 : 190,759.23 = 52,350.69 : x
  2. Step 2: Convert to fraction form
    127,277.31/190,759.23 = 52,350.69/x
  3. Step 3: Cross multiply
    127,277.31x = 190,759.23 × 52,350.69
  4. Step 4: Simplify right side
    127,277.31x = 9,986,377,314.37
  5. Step 5: Solve for x
    x = 9,986,377,314.37/127,277.31
  6. Step 6: Final answer
    x = 78,461.57

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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.