Home / 197,119.80-295,722.90-63,977.40

Finding the Fourth Proportional to 197,119.80, 295,722.90 and 63,977.40

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Solution

The fourth proportional to 197,119.80, 295,722.90 and 63,977.40 is: 95,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,119.80 : 295,722.90 = 63,977.40 : x
  2. Step 2: Convert to fraction form
    197,119.80/295,722.90 = 63,977.40/x
  3. Step 3: Cross multiply
    197,119.80x = 295,722.90 × 63,977.40
  4. Step 4: Simplify right side
    197,119.80x = 18,919,582,262.46
  5. Step 5: Solve for x
    x = 18,919,582,262.46/197,119.80
  6. Step 6: Final answer
    x = 95,980.12

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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.