Home / 127,327.75-190,900.19-59,821.74

Finding the Fourth Proportional to 127,327.75, 190,900.19 and 59,821.74

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Solution

The fourth proportional to 127,327.75, 190,900.19 and 59,821.74 is: 89,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,327.75 : 190,900.19 = 59,821.74 : x
  2. Step 2: Convert to fraction form
    127,327.75/190,900.19 = 59,821.74/x
  3. Step 3: Cross multiply
    127,327.75x = 190,900.19 × 59,821.74
  4. Step 4: Simplify right side
    127,327.75x = 11,419,981,681.69
  5. Step 5: Solve for x
    x = 11,419,981,681.69/127,327.75
  6. Step 6: Final answer
    x = 89,689.65

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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.