Home / 251,082.11-346,553.57-143,714.39

Finding the Fourth Proportional to 251,082.11, 346,553.57 and 143,714.39

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Solution

The fourth proportional to 251,082.11, 346,553.57 and 143,714.39 is: 198,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,082.11 : 346,553.57 = 143,714.39 : x
  2. Step 2: Convert to fraction form
    251,082.11/346,553.57 = 143,714.39/x
  3. Step 3: Cross multiply
    251,082.11x = 346,553.57 × 143,714.39
  4. Step 4: Simplify right side
    251,082.11x = 49,804,733,541.39
  5. Step 5: Solve for x
    x = 49,804,733,541.39/251,082.11
  6. Step 6: Final answer
    x = 198,360.34

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1.5x scale

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.