Home / 127,603.50-191,390.67-34,116.54

Finding the Fourth Proportional to 127,603.50, 191,390.67 and 34,116.54

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Solution

The fourth proportional to 127,603.50, 191,390.67 and 34,116.54 is: 51,170.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,603.50 : 191,390.67 = 34,116.54 : x
  2. Step 2: Convert to fraction form
    127,603.50/191,390.67 = 34,116.54/x
  3. Step 3: Cross multiply
    127,603.50x = 191,390.67 × 34,116.54
  4. Step 4: Simplify right side
    127,603.50x = 6,529,587,448.68
  5. Step 5: Solve for x
    x = 6,529,587,448.68/127,603.50
  6. Step 6: Final answer
    x = 51,170.91

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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.