Home / 106,992.24-160,489.16-28,106.32

Finding the Fourth Proportional to 106,992.24, 160,489.16 and 28,106.32

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Solution

The fourth proportional to 106,992.24, 160,489.16 and 28,106.32 is: 42,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,992.24 : 160,489.16 = 28,106.32 : x
  2. Step 2: Convert to fraction form
    106,992.24/160,489.16 = 28,106.32/x
  3. Step 3: Cross multiply
    106,992.24x = 160,489.16 × 28,106.32
  4. Step 4: Simplify right side
    106,992.24x = 4,510,759,687.49
  5. Step 5: Solve for x
    x = 4,510,759,687.49/106,992.24
  6. Step 6: Final answer
    x = 42,159.69

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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.