Home / 108,623.85-162,947.03-29,738.09

Finding the Fourth Proportional to 108,623.85, 162,947.03 and 29,738.09

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Solution

The fourth proportional to 108,623.85, 162,947.03 and 29,738.09 is: 44,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,623.85 : 162,947.03 = 29,738.09 : x
  2. Step 2: Convert to fraction form
    108,623.85/162,947.03 = 29,738.09/x
  3. Step 3: Cross multiply
    108,623.85x = 162,947.03 × 29,738.09
  4. Step 4: Simplify right side
    108,623.85x = 4,845,732,479.95
  5. Step 5: Solve for x
    x = 4,845,732,479.95/108,623.85
  6. Step 6: Final answer
    x = 44,610.21

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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.