Home / 109,709.14-164,563.72-26,603.14

Finding the Fourth Proportional to 109,709.14, 164,563.72 and 26,603.14

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Solution

The fourth proportional to 109,709.14, 164,563.72 and 26,603.14 is: 39,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,709.14 : 164,563.72 = 26,603.14 : x
  2. Step 2: Convert to fraction form
    109,709.14/164,563.72 = 26,603.14/x
  3. Step 3: Cross multiply
    109,709.14x = 164,563.72 × 26,603.14
  4. Step 4: Simplify right side
    109,709.14x = 4,377,911,682.08
  5. Step 5: Solve for x
    x = 4,377,911,682.08/109,709.14
  6. Step 6: Final answer
    x = 39,904.71

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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.