Home / 194,202.30-291,303.45-131,994.30

Finding the Fourth Proportional to 194,202.30, 291,303.45 and 131,994.30

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Solution

The fourth proportional to 194,202.30, 291,303.45 and 131,994.30 is: 197,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,202.30 : 291,303.45 = 131,994.30 : x
  2. Step 2: Convert to fraction form
    194,202.30/291,303.45 = 131,994.30/x
  3. Step 3: Cross multiply
    194,202.30x = 291,303.45 × 131,994.30
  4. Step 4: Simplify right side
    194,202.30x = 38,450,394,970.34
  5. Step 5: Solve for x
    x = 38,450,394,970.34/194,202.30
  6. Step 6: Final answer
    x = 197,991.45

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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.