Home / 102,994.16-154,489.08-32,872.28

Finding the Fourth Proportional to 102,994.16, 154,489.08 and 32,872.28

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Solution

The fourth proportional to 102,994.16, 154,489.08 and 32,872.28 is: 49,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,994.16 : 154,489.08 = 32,872.28 : x
  2. Step 2: Convert to fraction form
    102,994.16/154,489.08 = 32,872.28/x
  3. Step 3: Cross multiply
    102,994.16x = 154,489.08 × 32,872.28
  4. Step 4: Simplify right side
    102,994.16x = 5,078,408,294.70
  5. Step 5: Solve for x
    x = 5,078,408,294.70/102,994.16
  6. Step 6: Final answer
    x = 49,307.73

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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.