Home / 119,029.29-164,249.97-68,031.90

Finding the Fourth Proportional to 119,029.29, 164,249.97 and 68,031.90

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Solution

The fourth proportional to 119,029.29, 164,249.97 and 68,031.90 is: 93,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,029.29 : 164,249.97 = 68,031.90 : x
  2. Step 2: Convert to fraction form
    119,029.29/164,249.97 = 68,031.90/x
  3. Step 3: Cross multiply
    119,029.29x = 164,249.97 × 68,031.90
  4. Step 4: Simplify right side
    119,029.29x = 11,174,237,534.04
  5. Step 5: Solve for x
    x = 11,174,237,534.04/119,029.29
  6. Step 6: Final answer
    x = 93,878.05

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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.