Home / 109,554.29-164,349.59-38,458.49

Finding the Fourth Proportional to 109,554.29, 164,349.59 and 38,458.49

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Solution

The fourth proportional to 109,554.29, 164,349.59 and 38,458.49 is: 57,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,554.29 : 164,349.59 = 38,458.49 : x
  2. Step 2: Convert to fraction form
    109,554.29/164,349.59 = 38,458.49/x
  3. Step 3: Cross multiply
    109,554.29x = 164,349.59 × 38,458.49
  4. Step 4: Simplify right side
    109,554.29x = 6,320,636,241.77
  5. Step 5: Solve for x
    x = 6,320,636,241.77/109,554.29
  6. Step 6: Final answer
    x = 57,694.10

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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.