Home / 102,055.46-153,082.85-27,175.64

Finding the Fourth Proportional to 102,055.46, 153,082.85 and 27,175.64

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Solution

The fourth proportional to 102,055.46, 153,082.85 and 27,175.64 is: 40,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,055.46 : 153,082.85 = 27,175.64 : x
  2. Step 2: Convert to fraction form
    102,055.46/153,082.85 = 27,175.64/x
  3. Step 3: Cross multiply
    102,055.46x = 153,082.85 × 27,175.64
  4. Step 4: Simplify right side
    102,055.46x = 4,160,123,520.48
  5. Step 5: Solve for x
    x = 4,160,123,520.48/102,055.46
  6. Step 6: Final answer
    x = 40,763.36

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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.