Home / 154,507.20-231,703.20-60,993.60

Finding the Fourth Proportional to 154,507.20, 231,703.20 and 60,993.60

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Solution

The fourth proportional to 154,507.20, 231,703.20 and 60,993.60 is: 91,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,507.20 : 231,703.20 = 60,993.60 : x
  2. Step 2: Convert to fraction form
    154,507.20/231,703.20 = 60,993.60/x
  3. Step 3: Cross multiply
    154,507.20x = 231,703.20 × 60,993.60
  4. Step 4: Simplify right side
    154,507.20x = 14,132,412,299.52
  5. Step 5: Solve for x
    x = 14,132,412,299.52/154,507.20
  6. Step 6: Final answer
    x = 91,467.66

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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.