Home / 109,024.20-163,554.51-34,129.44

Finding the Fourth Proportional to 109,024.20, 163,554.51 and 34,129.44

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Solution

The fourth proportional to 109,024.20, 163,554.51 and 34,129.44 is: 51,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,024.20 : 163,554.51 = 34,129.44 : x
  2. Step 2: Convert to fraction form
    109,024.20/163,554.51 = 34,129.44/x
  3. Step 3: Cross multiply
    109,024.20x = 163,554.51 × 34,129.44
  4. Step 4: Simplify right side
    109,024.20x = 5,582,023,835.77
  5. Step 5: Solve for x
    x = 5,582,023,835.77/109,024.20
  6. Step 6: Final answer
    x = 51,199.86

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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.