Home / 154,343.40-231,499.44-104,742.24

Finding the Fourth Proportional to 154,343.40, 231,499.44 and 104,742.24

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Solution

The fourth proportional to 154,343.40, 231,499.44 and 104,742.24 is: 157,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343.40 : 231,499.44 = 104,742.24 : x
  2. Step 2: Convert to fraction form
    154,343.40/231,499.44 = 104,742.24/x
  3. Step 3: Cross multiply
    154,343.40x = 231,499.44 × 104,742.24
  4. Step 4: Simplify right side
    154,343.40x = 24,247,769,904.35
  5. Step 5: Solve for x
    x = 24,247,769,904.35/154,343.40
  6. Step 6: Final answer
    x = 157,102.73

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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.