Home / 109,714.20-164,571.30-101,512.95

Finding the Fourth Proportional to 109,714.20, 164,571.30 and 101,512.95

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Solution

The fourth proportional to 109,714.20, 164,571.30 and 101,512.95 is: 152,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,714.20 : 164,571.30 = 101,512.95 : x
  2. Step 2: Convert to fraction form
    109,714.20/164,571.30 = 101,512.95/x
  3. Step 3: Cross multiply
    109,714.20x = 164,571.30 × 101,512.95
  4. Step 4: Simplify right side
    109,714.20x = 16,706,118,148.34
  5. Step 5: Solve for x
    x = 16,706,118,148.34/109,714.20
  6. Step 6: Final answer
    x = 152,269.43

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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.