Home / 127,603.75-191,391.05-34,116.79

Finding the Fourth Proportional to 127,603.75, 191,391.05 and 34,116.79

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Solution

The fourth proportional to 127,603.75, 191,391.05 and 34,116.79 is: 51,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,603.75 : 191,391.05 = 34,116.79 : x
  2. Step 2: Convert to fraction form
    127,603.75/191,391.05 = 34,116.79/x
  3. Step 3: Cross multiply
    127,603.75x = 191,391.05 × 34,116.79
  4. Step 4: Simplify right side
    127,603.75x = 6,529,648,260.73
  5. Step 5: Solve for x
    x = 6,529,648,260.73/127,603.75
  6. Step 6: Final answer
    x = 51,171.29

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1.5x scale

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.