Home / 106,954.28-147,612.35-61,623.58

Finding the Fourth Proportional to 106,954.28, 147,612.35 and 61,623.58

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Solution

The fourth proportional to 106,954.28, 147,612.35 and 61,623.58 is: 85,049.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,954.28 : 147,612.35 = 61,623.58 : x
  2. Step 2: Convert to fraction form
    106,954.28/147,612.35 = 61,623.58/x
  3. Step 3: Cross multiply
    106,954.28x = 147,612.35 × 61,623.58
  4. Step 4: Simplify right side
    106,954.28x = 9,096,401,244.24
  5. Step 5: Solve for x
    x = 9,096,401,244.24/106,954.28
  6. Step 6: Final answer
    x = 85,049.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.