Home / 106,007.20-158,950.32-43,603.36

Finding the Fourth Proportional to 106,007.20, 158,950.32 and 43,603.36

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Solution

The fourth proportional to 106,007.20, 158,950.32 and 43,603.36 is: 65,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,007.20 : 158,950.32 = 43,603.36 : x
  2. Step 2: Convert to fraction form
    106,007.20/158,950.32 = 43,603.36/x
  3. Step 3: Cross multiply
    106,007.20x = 158,950.32 × 43,603.36
  4. Step 4: Simplify right side
    106,007.20x = 6,930,768,025.08
  5. Step 5: Solve for x
    x = 6,930,768,025.08/106,007.20
  6. Step 6: Final answer
    x = 65,380.16

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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.