Home / 106,535.26-159,761.38-39,939.06

Finding the Fourth Proportional to 106,535.26, 159,761.38 and 39,939.06

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Solution

The fourth proportional to 106,535.26, 159,761.38 and 39,939.06 is: 59,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,535.26 : 159,761.38 = 39,939.06 : x
  2. Step 2: Convert to fraction form
    106,535.26/159,761.38 = 39,939.06/x
  3. Step 3: Cross multiply
    106,535.26x = 159,761.38 × 39,939.06
  4. Step 4: Simplify right side
    106,535.26x = 6,380,719,341.50
  5. Step 5: Solve for x
    x = 6,380,719,341.50/106,535.26
  6. Step 6: Final answer
    x = 59,893.03

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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.