Home / 196,857.80-295,416.98-108,173.06

Finding the Fourth Proportional to 196,857.80, 295,416.98 and 108,173.06

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Solution

The fourth proportional to 196,857.80, 295,416.98 and 108,173.06 is: 162,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,857.80 : 295,416.98 = 108,173.06 : x
  2. Step 2: Convert to fraction form
    196,857.80/295,416.98 = 108,173.06/x
  3. Step 3: Cross multiply
    196,857.80x = 295,416.98 × 108,173.06
  4. Step 4: Simplify right side
    196,857.80x = 31,956,159,711.53
  5. Step 5: Solve for x
    x = 31,956,159,711.53/196,857.80
  6. Step 6: Final answer
    x = 162,331.18

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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.