Home / 109,723.51-164,304.16-75,942.73

Finding the Fourth Proportional to 109,723.51, 164,304.16 and 75,942.73

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Solution

The fourth proportional to 109,723.51, 164,304.16 and 75,942.73 is: 113,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,723.51 : 164,304.16 = 75,942.73 : x
  2. Step 2: Convert to fraction form
    109,723.51/164,304.16 = 75,942.73/x
  3. Step 3: Cross multiply
    109,723.51x = 164,304.16 × 75,942.73
  4. Step 4: Simplify right side
    109,723.51x = 12,477,706,460.76
  5. Step 5: Solve for x
    x = 12,477,706,460.76/109,723.51
  6. Step 6: Final answer
    x = 113,719.53

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1.5x scale

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.