Home / 251,207.92-346,646.82-143,753.32

Finding the Fourth Proportional to 251,207.92, 346,646.82 and 143,753.32

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Solution

The fourth proportional to 251,207.92, 346,646.82 and 143,753.32 is: 198,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,207.92 : 346,646.82 = 143,753.32 : x
  2. Step 2: Convert to fraction form
    251,207.92/346,646.82 = 143,753.32/x
  3. Step 3: Cross multiply
    251,207.92x = 346,646.82 × 143,753.32
  4. Step 4: Simplify right side
    251,207.92x = 49,831,631,242.44
  5. Step 5: Solve for x
    x = 49,831,631,242.44/251,207.92
  6. Step 6: Final answer
    x = 198,368.07

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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.