Home / 109,729.40-164,594.14-26,623.40

Finding the Fourth Proportional to 109,729.40, 164,594.14 and 26,623.40

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Solution

The fourth proportional to 109,729.40, 164,594.14 and 26,623.40 is: 39,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,729.40 : 164,594.14 = 26,623.40 : x
  2. Step 2: Convert to fraction form
    109,729.40/164,594.14 = 26,623.40/x
  3. Step 3: Cross multiply
    109,729.40x = 164,594.14 × 26,623.40
  4. Step 4: Simplify right side
    109,729.40x = 4,382,055,626.88
  5. Step 5: Solve for x
    x = 4,382,055,626.88/109,729.40
  6. Step 6: Final answer
    x = 39,935.11

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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.