Home / 109,552.61-164,347.08-38,456.81

Finding the Fourth Proportional to 109,552.61, 164,347.08 and 38,456.81

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Solution

The fourth proportional to 109,552.61, 164,347.08 and 38,456.81 is: 57,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,552.61 : 164,347.08 = 38,456.81 : x
  2. Step 2: Convert to fraction form
    109,552.61/164,347.08 = 38,456.81/x
  3. Step 3: Cross multiply
    109,552.61x = 164,347.08 × 38,456.81
  4. Step 4: Simplify right side
    109,552.61x = 6,320,263,511.74
  5. Step 5: Solve for x
    x = 6,320,263,511.74/109,552.61
  6. Step 6: Final answer
    x = 57,691.58

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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.