Home / 127,255-190,591.81-60,741.95

Finding the Fourth Proportional to 127,255, 190,591.81 and 60,741.95

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Solution

The fourth proportional to 127,255, 190,591.81 and 60,741.95 is: 90,974.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,255 : 190,591.81 = 60,741.95 : x
  2. Step 2: Convert to fraction form
    127,255/190,591.81 = 60,741.95/x
  3. Step 3: Cross multiply
    127,255x = 190,591.81 × 60,741.95
  4. Step 4: Simplify right side
    127,255x = 11,576,918,193.43
  5. Step 5: Solve for x
    x = 11,576,918,193.43/127,255
  6. Step 6: Final answer
    x = 90,974.17

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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.