Home / 106,964.22-147,611.79-59,218.38

Finding the Fourth Proportional to 106,964.22, 147,611.79 and 59,218.38

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Solution

The fourth proportional to 106,964.22, 147,611.79 and 59,218.38 is: 81,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,964.22 : 147,611.79 = 59,218.38 : x
  2. Step 2: Convert to fraction form
    106,964.22/147,611.79 = 59,218.38/x
  3. Step 3: Cross multiply
    106,964.22x = 147,611.79 × 59,218.38
  4. Step 4: Simplify right side
    106,964.22x = 8,741,331,072.70
  5. Step 5: Solve for x
    x = 8,741,331,072.70/106,964.22
  6. Step 6: Final answer
    x = 81,722.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.