Home / 112,198.38-168,157.14-56,054.15

Finding the Fourth Proportional to 112,198.38, 168,157.14 and 56,054.15

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Solution

The fourth proportional to 112,198.38, 168,157.14 and 56,054.15 is: 84,011.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,198.38 : 168,157.14 = 56,054.15 : x
  2. Step 2: Convert to fraction form
    112,198.38/168,157.14 = 56,054.15/x
  3. Step 3: Cross multiply
    112,198.38x = 168,157.14 × 56,054.15
  4. Step 4: Simplify right side
    112,198.38x = 9,425,904,708.35
  5. Step 5: Solve for x
    x = 9,425,904,708.35/112,198.38
  6. Step 6: Final answer
    x = 84,011.06

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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.