Home / 109,810.20-164,715.30-26,704.20

Finding the Fourth Proportional to 109,810.20, 164,715.30 and 26,704.20

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Solution

The fourth proportional to 109,810.20, 164,715.30 and 26,704.20 is: 40,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,810.20 : 164,715.30 = 26,704.20 : x
  2. Step 2: Convert to fraction form
    109,810.20/164,715.30 = 26,704.20/x
  3. Step 3: Cross multiply
    109,810.20x = 164,715.30 × 26,704.20
  4. Step 4: Simplify right side
    109,810.20x = 4,398,590,314.26
  5. Step 5: Solve for x
    x = 4,398,590,314.26/109,810.20
  6. Step 6: Final answer
    x = 40,056.30

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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.