Home / 109,274.06-163,917.68-34,396.65

Finding the Fourth Proportional to 109,274.06, 163,917.68 and 34,396.65

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Solution

The fourth proportional to 109,274.06, 163,917.68 and 34,396.65 is: 51,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,274.06 : 163,917.68 = 34,396.65 : x
  2. Step 2: Convert to fraction form
    109,274.06/163,917.68 = 34,396.65/x
  3. Step 3: Cross multiply
    109,274.06x = 163,917.68 × 34,396.65
  4. Step 4: Simplify right side
    109,274.06x = 5,638,218,895.79
  5. Step 5: Solve for x
    x = 5,638,218,895.79/109,274.06
  6. Step 6: Final answer
    x = 51,597.05

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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.