Home / 194,157.32-291,155.22-67,770.56

Finding the Fourth Proportional to 194,157.32, 291,155.22 and 67,770.56

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Solution

The fourth proportional to 194,157.32, 291,155.22 and 67,770.56 is: 101,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,157.32 : 291,155.22 = 67,770.56 : x
  2. Step 2: Convert to fraction form
    194,157.32/291,155.22 = 67,770.56/x
  3. Step 3: Cross multiply
    194,157.32x = 291,155.22 × 67,770.56
  4. Step 4: Simplify right side
    194,157.32x = 19,731,752,306.32
  5. Step 5: Solve for x
    x = 19,731,752,306.32/194,157.32
  6. Step 6: Final answer
    x = 101,627.65

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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.