Home / 251,165.79-346,607.38-136,443.44

Finding the Fourth Proportional to 251,165.79, 346,607.38 and 136,443.44

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Solution

The fourth proportional to 251,165.79, 346,607.38 and 136,443.44 is: 188,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,165.79 : 346,607.38 = 136,443.44 : x
  2. Step 2: Convert to fraction form
    251,165.79/346,607.38 = 136,443.44/x
  3. Step 3: Cross multiply
    251,165.79x = 346,607.38 × 136,443.44
  4. Step 4: Simplify right side
    251,165.79x = 47,292,301,960.25
  5. Step 5: Solve for x
    x = 47,292,301,960.25/251,165.79
  6. Step 6: Final answer
    x = 188,291.18

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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.