Home / 106,908.06-147,538.89-59,163.42

Finding the Fourth Proportional to 106,908.06, 147,538.89 and 59,163.42

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Solution

The fourth proportional to 106,908.06, 147,538.89 and 59,163.42 is: 81,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,908.06 : 147,538.89 = 59,163.42 : x
  2. Step 2: Convert to fraction form
    106,908.06/147,538.89 = 59,163.42/x
  3. Step 3: Cross multiply
    106,908.06x = 147,538.89 × 59,163.42
  4. Step 4: Simplify right side
    106,908.06x = 8,728,905,315.40
  5. Step 5: Solve for x
    x = 8,728,905,315.40/106,908.06
  6. Step 6: Final answer
    x = 81,648.71

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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.