Home / 106,005.80-159,007.58-27,119.40

Finding the Fourth Proportional to 106,005.80, 159,007.58 and 27,119.40

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Solution

The fourth proportional to 106,005.80, 159,007.58 and 27,119.40 is: 40,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,005.80 : 159,007.58 = 27,119.40 : x
  2. Step 2: Convert to fraction form
    106,005.80/159,007.58 = 27,119.40/x
  3. Step 3: Cross multiply
    106,005.80x = 159,007.58 × 27,119.40
  4. Step 4: Simplify right side
    106,005.80x = 4,312,190,165.05
  5. Step 5: Solve for x
    x = 4,312,190,165.05/106,005.80
  6. Step 6: Final answer
    x = 40,678.81

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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.