Home / 79,450.56-119,174.40-67,050.24

Finding the Fourth Proportional to 79,450.56, 119,174.40 and 67,050.24

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Solution

The fourth proportional to 79,450.56, 119,174.40 and 67,050.24 is: 100,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,450.56 : 119,174.40 = 67,050.24 : x
  2. Step 2: Convert to fraction form
    79,450.56/119,174.40 = 67,050.24/x
  3. Step 3: Cross multiply
    79,450.56x = 119,174.40 × 67,050.24
  4. Step 4: Simplify right side
    79,450.56x = 7,990,672,121.86
  5. Step 5: Solve for x
    x = 7,990,672,121.86/79,450.56
  6. Step 6: Final answer
    x = 100,574.14

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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.