Home / 29,100.16-43,576.12-19,209.25

Finding the Fourth Proportional to 29,100.16, 43,576.12 and 19,209.25

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Solution

The fourth proportional to 29,100.16, 43,576.12 and 19,209.25 is: 28,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.16 : 43,576.12 = 19,209.25 : x
  2. Step 2: Convert to fraction form
    29,100.16/43,576.12 = 19,209.25/x
  3. Step 3: Cross multiply
    29,100.16x = 43,576.12 × 19,209.25
  4. Step 4: Simplify right side
    29,100.16x = 837,064,661.59
  5. Step 5: Solve for x
    x = 837,064,661.59/29,100.16
  6. Step 6: Final answer
    x = 28,764.95

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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.