Home / 109,711.30-164,572.64-34,837.30

Finding the Fourth Proportional to 109,711.30, 164,572.64 and 34,837.30

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Solution

The fourth proportional to 109,711.30, 164,572.64 and 34,837.30 is: 52,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,711.30 : 164,572.64 = 34,837.30 : x
  2. Step 2: Convert to fraction form
    109,711.30/164,572.64 = 34,837.30/x
  3. Step 3: Cross multiply
    109,711.30x = 164,572.64 × 34,837.30
  4. Step 4: Simplify right side
    109,711.30x = 5,733,266,431.47
  5. Step 5: Solve for x
    x = 5,733,266,431.47/109,711.30
  6. Step 6: Final answer
    x = 52,257.76

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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.