Home / 127,603.21-191,390.24-34,116.25

Finding the Fourth Proportional to 127,603.21, 191,390.24 and 34,116.25

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Solution

The fourth proportional to 127,603.21, 191,390.24 and 34,116.25 is: 51,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,603.21 : 191,390.24 = 34,116.25 : x
  2. Step 2: Convert to fraction form
    127,603.21/191,390.24 = 34,116.25/x
  3. Step 3: Cross multiply
    127,603.21x = 191,390.24 × 34,116.25
  4. Step 4: Simplify right side
    127,603.21x = 6,529,517,668.58
  5. Step 5: Solve for x
    x = 6,529,517,668.58/127,603.21
  6. Step 6: Final answer
    x = 51,170.48

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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.